Answer:
x = 0
Step-by-step explanation:
40(0) + 44 = 38(0) + 44
44 = 44
When x = 0 the equation is true
Answer:
x=no solution
Step-by-step explanation:
40x+44=38x+44
-44 -44
40x=38x
Heather invests $1,050 in an account with a 3.5% interest rate, making no other deposits or withdrawals. What will Heather’s account balance be after 7 years if the interest is compounded 6 times each year?
Heather's account balance will be approximately $1,340.55 after 7 years if the interest is compounded 6 times each year.
What is the accrued amount after 7 years?To solve this problem, we can use the formula for compound interest:
A = P(1 + r/n)^(nt)
Where:
A is the account balance after a certain amount of time
P is the principal or initial amount invested
r is the annual interest rate (as a decimal)
n is the number of times the interest is compounded per year
t is the time period in years
Given tha data in the question;
P = $1,050R = 3.5%n (the interest is compounded 6 times each year) = 6t = 7 yearsFirst, convert R as a percent to r as a decimal
r = R/100
r = 3.5/100
r = 0.035 rate per year.
Substituting these values into the formula solve for accrued amount, we get:
A = P(1 + r/n)^(nt)
A = 1,050(1 + 0.035/6)^(6 × 7)
A = 1,050(1 + 0.005833333333333)⁴²
A = 1,050(1.005833333333333333)⁴²
A = $1,340.55
Therefore, the accrued amount is $1,340.55.
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Mrs Wood has 24 cupcakes. 2/6 of them are vanilla. How many are not vanilla?
Answer:
I think the answer is 16 cupcakes are not vanilla
Step-by-step explanation:
Answer:
16
Step-by-step explanation:
First is you divide 24 by 6 then you get 4 so 1/6 is equal to 4 cupcakes. That means 2/6 is 8 cupcakes. Last you do 24-8 and you get 16.
15. Chris can run at a constant speed of 12 km/h. How long will it take him to run from
his home to the park, a distance of 0.8 km?
Remember to check that your answer is reasonable.
Answer:
Step-by-step explanation
1= 12
.8 of 1 = 48
so it should only take him 48 minutes since hes not taking a full hour but 0.8 is two of from an hour
Need help Fast Inputs & outputs : equation
Answer:
-3
Step-by-step explanation:
-9t-4=23
-9t=27
t=-3
The temperature during a winter day was less than 8 degrees Fahrenheit. Digby wants to write an inequality for the temperature during the winter day. What constant should Digby use in the inequality?
Since we want the temperature to be less than 8 degrees Fahrenheit, 8 would be the constant that Digby should use in the inequality.
what is inequality ?
An inequality is a mathematical statement that compares two values or expressions using one of the inequality symbols: "<" (less than), ">" (greater than), "<=" (less than or equal to), ">=" (greater than or equal to), or "≠" (not equal to).
To write an inequality for the temperature during a winter day being less than 8 degrees Fahrenheit, we can use the inequality symbol "<" which means "less than."
So, the inequality would be:
Temperature < 8 degrees Fahrenheit
Therefore, Since we want the temperature to be less than 8 degrees Fahrenheit, 8 would be the constant that Digby should use in the inequality.
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Help me with this math question please
Answer:
1601000000
Step-by-step explanation:
You do the parentheses first.
10 to the 6th power is 1000000. Then, multiply that nuber by 2 to get 2000000.
Then, multiply 2000000 by 800.5 to get
1601000000
It takes a hose 4 minutes to fill a rectangular aquarium 8 inches long, 9 inches wide, and 10 inches tall. How long will it take the same hose to fill an aquarium measuring 27 inches by 29 inches by 35 inches?
Answer: 9" x 10" x 11" = 990 cubic inches.
990 cubic inches / 5 minutes = 198 cubic inches per minute
22" x 23" x 33" = 16698 cubic inches
16698/198 = 84 and 1/3 minutes
1 hour 24 minutes and 20 seconds
cuánto es 52+163+523+412+12
Answer:
1162
Step-by-step explanation:
Hope this helps!!!!!
Answer:
La respuesta es 1162
Step-by-step explanation:
Keisha, Miguel, and Ryan sent a total of 103 text messages during the weekend. Ryan sent 3 times as many messages as Miguel. Keisha sent 8 more
messages than Miguel. How many messages did they each send?
Number of text messages Keisha sent:
Number of text messages Miguel sent:
Number of text messages Ryan sent:
Answer:
only god knows
Step-by-step explanation:
because they didn't give us an answer on how many text messages anyone sent
A ski club charges $70 for a lift ticket and $20 per hour to ski. Jim paid at least $130 last week to ski. How many hours would he have skied.
Answer:
Step-by-step explanation: $130-$70 lift = $60/$20 per hour= 3 hours ski time
Which expression is equivalent to 6(a-3)?
18a
6(a)-6(3)
6(a)-3
3a
Find all the values of x where the tangent line to the function f(x)=x3-4x² - 2x + 7 is horizontal.The solution(s) is/are the value(s) of x that satisfy(Type an equation.)Solve for x.That is, solve the equationX=(Use a comma to separate answers as needed. Type an exact answer, using radicals as needed.)
Solution:
Given the function f(x) expressed as
\(f(x)=x^3-4x^2-2x+7\)For horizontal tangent, we have
\(f^{\prime}(x)=0\)Thus, we have
\(\begin{gathered} f^{\prime}(x)=3x^2-8x-2 \\ when\text{ f'\lparen x\rparen=0, we have} \\ 3x^2-8x-2=0 \\ \end{gathered}\)solving for x using quadratic formula, we have
\(\begin{gathered} x=\frac{-\left(-8\right)\pm\:2\sqrt{22}}{2\cdot\:3} \\ \Rightarrow x=\frac{-\left(-8\right)+2\sqrt{22}}{2\cdot\:3} \\ =\frac{4+\sqrt{22}}{3} \\ or \\ \Rightarrow x=\frac{-(-8)2\sqrt{22}}{2\times3} \\ =\frac{4-\sqrt{22}}{3} \end{gathered}\)Hence, the solution are values of x that satisfy f'(x) = 0. That is, solve the equation
\(3x^2-8x-2=0\)x=
\(\frac{4+\sqrt{22}}{3},\frac{4-\sqrt{22}}{3}\)How do I do number 1??
Help me it’s due tomorrow!!!
The values of x and y are 20 and 12.
The values of x and y are -3 and 2.
We have,
In a parallelogram,
- Opposite sides are congruent:
The opposite sides of a parallelogram have equal lengths.
- Opposite angles are congruent:
The opposite angles of a parallelogram have equal
Now,
a)
Opposite angles are congruent:
So,
5x + 29 = 7x - 11
29 + 11 = 7x - 5x
40 = 2x
2x = 40
x = 40/2
x = 20
And,
3y + 15 = 5y - 9
15 + 9 = 5y - 3y
24 = 2y
y = 24/2
y = 12
b)
Opposite sides are congruent:
So,
-6x = -4x + 6
-6x + 4x = 6
-2x = 6
x = -3
And,
7y + 3 = 12y - 7
12y - 7y = 3 + 7
5y = 10
y = 2
Thus,
The values of x and y are 20 and 12.
The values of x and y are -3 and 2.
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Solve the inequality for x.
4 − 4x < 16
x < −3
x > −3
x > 3
x < 3
Answer:
x > -3
Step-by-step explanation:
4 - 4x < 16
- 4x < 16 - 4
- 4x < 12 (note that both can be divided by -4)
x > -3
That's the final answer.
AND if you're co fused about why the sign changed, you should always remember this
• ALWAYS change the inequality sign when you divide (÷) or multiply (×) by a negative numberBy negative num I mean any number that starts with a minus for example -2, -3, -5, -100
If f(x)= 2x-2 and g(x) =x^2 -8x+19, then f(x)=g(x) for what values of x?
Answer:
24.
Step-by-step explanation:
With composition of functions (as with the order of operations) we perform what is inside of the parentheses first. So, g(3)=2(3)+2=8 and then f(8)=24.
Answer: your answer for that equation would be G = y/x
Step-by-step explanation:
What is the greatest common factor of 30x^2 and 24x? Enter your response on the line below. Do not use any spaces or words.
Answer:
The Greatest Common Factor (GCF) of 30x² and 24x is 6x.
Step-by-step explanation:
30x² = 6x × 5x 24x = 6x × 4Hence, the greatest common factor is \(6x\).
What is a Greatest Common Factor?the greatest common factor or greatest common divisor (GCD) of two or more integers, which are not all zero, is the largest positive integer that divides each of the integers.
How To Solve?
The Prime Factorization of \(30x^2\) and \(24x\) respectively is :
\(30x^2=2*3*5*x*x\) ....................(1)
\(24x=2*2*2*3*x\) .....................(2)
Common factors in (1) and (2) are
\(2*3*x\)\(=6x\)
Hence , the greatest common factor of \(30x^2\) and \(24x\) is \(6x\).
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find the equation of a line perpendicular to 2x + 2y= -10 that passes through the point (6,2)
Answer: The equation of a line perpendicular to 2x + 2y = - 10 that passes through the point (6, 2) is y = x - 4
4. Prove the following identities:
(a) (a ÷cos A+b ÷sin A)²+(a ÷ sin A-b ÷ cos A)²=a²+b²
By algebra properties and trigonometric formulas, the trigonometric expression (a · cos A + b · sin A)² + (a · sin A - b · cos A)² is equivalent to the algebraic expression a² + b².
How to prove a trigonometric expression
In this problem we must prove that the trigonometric expression (a · cos A + b · sin A)² + (a · sin A - b · cos A)² is equivalent to the algebraic expression a² + b², this can be done both by algebra properties and trigonometric formulas. First, write the given expression:
(a · cos A + b · sin A)² + (a · sin A - b · cos A)²
Second, expand the expression by algebra properties:
a² · cos² A + 2 · a · b · cos A · sin A + b² · sin² A + a² · sin² A - 2 · a · b · cos A · sin A + b² · cos² A
(a² + b²) · cos² A + (2 · a · b - 2 · a · b) · cos A · sin A + (a² + b²) · sin² A
(a² + b²) · (cos² A + sin² A)
Third, use the fundamental trigonometric formula:
a² + b²
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For each of the shapes below, state whether it is a regular polygon, an
irregular polygon or neither.
ASAAP NEED HELLPPP
Answer:
regular: Eirregular: A, B, Dneither: CStep-by-step explanation:
You want to identify the given shapes as a regular or irregular polygon, or neither.
Regular polygonA regular polygon is one that has all sides congruent, and all interior angles congruent. Polygon E is marked as having congruent sides and congruent angles.
Polygon E is a regular polygon.
PolygonA polygon is a closed figure formed by line segments connected end-to-end. A simple polygon is one that has no intersecting line segments. A convex polygon is one that has all interior angles measuring 180° or less.
Any simple polygon that is not a regular polygon is an irregular polygon.
Polygons A, B, D are irregular polygons.
CircleA circle is not a polygon. Figure C is neither a regular polygon nor an irregular polygon.
<95141404393>
the current l in an electrical current conductor varies inversely as the resistance R of the conductor. the current is 1/3 ampere when the resistance is 1701 ohms. what is the current when the resistance is 9261 ohms
Answer:
Step-by-step explanation:
V=IR
V=1/3×1701=567
567=IR
567=9261 I
I=567/9161
Angles 2 and 7 are congruent since they are ___ angles.a) same-side interior b) alternate interiorc) alternate exterior d) corresponding
Answer:
corresponding
Explanation:
From the diagram shown, on line m;
m<7 = m<6 (vertically opposite angle)
Also since m<2 = m<6 (corresponding angle), hence;
<2 = <7 (corresponding angle)
Hence angles 2 and 7 are congruent since they are corresponding angles
the value of 3 1/5 - 1 2/3 is?
please write the answer with sums and explanations
anyone with the correct answer will be given 10-20 points and will be marked as Brainliest
note: it's not 31 or 12 it's seperated
QUESTION :-
The value of 3 1/5 - 1 2/3ANSWER :-
\( = > \: \frac{16}{5} \times \frac{5}{3} \\ \)Take Lcm by the denominator ( check the pic )
\( = > \: ( \frac{16 \times3 }{5 \times 3} ) \: = \: \frac{48}{15} \)\( = > \: ( \frac{5 \times 5}{3 \times 5} ) \: = \: \frac{25}{15} \)Now subtract this
\( \frac{48}{15} - \frac{25}{15} = \: \frac{23}{15} \)So , now ur ans is :-\( \frac{23}{15} \)
=================================================
Answer:\( \large\rightarrow \tt 1 \frac{8}{15}\)
=================================================
Explanation/Solution:To solve the problem, let's find the LCM or Latest Common Multiple.
\(\tt5 \underline{ | \tt5, \: 3} \\ \tt3 \underline{ \tt |1, \: 3} \\ \: \: \: \: \tt1, \: 1\)
\( \rightarrow \) LCM = 5 x 3 = 15
\( \\ \)
Since the LCM is already finished let's solve for the both numerator and denominator.
\(\rightarrow \: \tt3 \frac{1 \times 3}{5 \times 3} = 3 \frac{3}{15} \\ \\ \rightarrow \: \tt1 \frac{2 \times 5}{3 \times 5} = 1 \frac{10}{15} \)
Since both of the fractions cannot be subtracted from each other, then let's make it to a improper fraction.
\( \rightarrow \: \tt3 \frac{3}{15} = 3 \times 15 + 3 = \frac{48}{15} \\ \\ \rightarrow \: \tt1 \frac{10}{15} = 1 \times 15 + 10 = \frac{25}{15} \)
Now its time to subtract.
\(\rightarrow \: \tt \frac{48}{15} - \frac{25}{15} = \frac{23}{15} \: \: or \: \: 1 \frac{8}{15} \)
Therefore, the answer is 1 8/15.
=================================================
\( \underline{{\sf \: \: \#CarryOnLearning! \: \:}} \)
Solve for interior angles
Answer:
(x+17)°=25° <---Smallest Angle
(7x-16)°=40°
115°=115°
Step-by-step explanation:
Because the angles in a triangle add up to 180°, 115°+(x+17)°+(7x-16)°=180°
Now we can solve algebraically.
115°+(x+17)°+(7x-16)°=180°
115+x+17+7x-16=180
Rearrange:
115+17-16+7x+x=180
Solve:
115+1+8x=180
116+8x=180
8x=180-116
8x=64
x=8
Now we can fill x in to find the measure of the angles.
(x+17)°
(8+17)°
=25°
(7x-16)°
56-16
=40°
Check:
40+25+115
65+115
5+175
=180°, so our angles add up.
PLEASE MARK AS BRAINLIEST
Solve this put it in an equation and show your work
Answer:
\(y = -\frac{5}{2}x +30\)
Situation: You start out with $30 and spend $2.50 every day on a soda.
Step-by-step explanation:
The equation of a line is y = mx + b
b = y-intercept
m = slope, rise/run
The line crosses the y axis at 30, so b is 30
Now for the slope, rise/run.
Start at 30 on the y-axis and go down to 25, that is a rise of -5. Now you are at (0, 25) on x-axis. Move right to the point (2, 25). The run is 2.
m = -5/2
The equation of the line is y = -5/2x + 30
PLS SOLVE!! e2 = d^2+f^2 -2df(cosE)
9514 1404 393
Answer:
e = 25.7 m
Step-by-step explanation:
Put the given numbers in the given formula and do the arithmetic.
\(e^2=d^2+f^2-2df(\cos{E})\\\\e^2=11.9^2+18.5^2-2(11.9)(18.5)\cos{114^\circ}\approx 662.946\\\\e\approx\sqrt{662.946}\approx25.74774\\\\\boxed{e\approx25.7\text{ m}}\)
I need help I’m graphing this please help out
Answer:
Step-by-step explanation:
Answer:
y-intercept(0, -9)
Step-by-step explanation:
these are triangle inside of triangles proportions can you help me with this ?
Solution:
Note that:
\(x+23=2\mleft(2x+25\mright)\)Applying the distributive property, this is equivalent to:
\(x+23=4x+50\)now, putting the like terms together we obtain:
\(4x-x=\text{ 23-50}\)this is equivalent to:
\(3x\text{ = -27}\)solving for x, we get:
\(x\text{ = -}\frac{27}{3}=-9\)so that, we can conclude that the correct answer is:
\(-9\)
An article is sold for Rs.150 at a gain. Had it been sold for Rs.135 there would have been a loss equal to 50% of the original gain. Find the cost price of the article.
The cost price of the article, which is sold for Rs. 150 at a gain but if sold for Rs. 135 would have resulted in a loss equal to 50% of the original gain, is Rs. 127.50.
How the cost of the article is determined:The cost price is the difference between the selling price and the profit or gain.
The difference is determined by subtraction.
Selling price of the article = Rs. 150
Loss if sold at Rs. 135 = 50% of the original gain
Original gain = Rs. 15 (Rs. 150 - Rs. 135)
50% of the original gain = Rs. 7.50 (Rs. 15 x 50%)
Cost price of the article = Rs. 127.50 (Rs. 135 - Rs. 7.50)
Thus, the cost price is Rs. 127.50.
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at which value will the graph of y=csc x have a zero
Answer:
y = csc(x) does not have any zero.
Step-by-step explanation:
If we have:
y = f(x)
a zero of that function would be a value x' such that:
y = f(x') = 0
Here we basically want to solve:
y = csc(x) = 0
First, remember that:
csc(x) = 1/sin(x)
now, the values of sin(x) range from -1 to 1.
So we want to solve:
1/sin(x) = 0
notice that a fraction:
a/b = 0
only if a = 0.
Then is easy to see that for our equation:
1/sin(x) = 0
The numerator is different than zero, then the equation never will be equal to zero.
Then:
y = csc(x) = 1/sin(x)
Does not have a zero.
If anyone can help with any of these probability questions, I'll give more points and brainiest!! Idaho Jones regains consciousness and next to her are 4 blodegradable packing peanuts. 5 seconds later each peanut has split in half, and each half grows into a full-size peanut. This repeats in the next 5 seconds. She sees a door with a keypad. A sign next to it has a timer indicating 10 seconds have passed and says the code is the number of peanuts when the timer reaches 100. (After 10 secords there were 16 peanuts.) Idaho realizes she must escape before then or the peanuts could suffocate her. Show how she figures out the code to open the door, and write what the code is
A mans
Idaho gets out and closes the door behind her. She is in a room with one exit, and the lock requires a key. There's a table with a briefcase that is also locked. It has a three-digit combination. The first part of the combination is on a wheel with all 10 digits. The second wheel has only 5 digits, and the third has 3 digits. How many combinations are possible?
150
combinations
The briefcase holds a key and out Idaho goes. She is met by an enchanted skeleton that directs her to a wall where a shelf has room for 5 books. The 5 ancient books are on the floor. She puts them on the shelf, but nothing happens. She realizes they must be put in the correct order. How many attempts will Idaho need to make if she doesn't get it right until her last attempt
Answer: let me explain!
Step-by-step explanation: So this might seem really confusing at first, but it’s actually suuuuuuper easy :P
So, if you think about it, every five seconds the amount of peanuts…well I don’t know how to explain it but let me show you this with numbers.
(4x2)x2x2x2 and so on. The number multiplies by two every five seconds from there. So figure out how many groups of five second there are in 100 seconds by dividing!
It’s 20!
So since 5 happens 20 times, and every time 5 happens, 2 happens, 2 also happens 20 times! (If that makes any sense)
So that answer would be 8x*twenty twos*
Which is…*drumroll please*
8,388,608
I even double checked!
And for the briefcase skeleton thing
She needs to try it 25 times because there are 5 books and each book can be switched with the other 4 times if the first one doesn’t work, therefore you need to multiply and the equation would be 5^2, or in other words, 25.
Don’t forget ur units!
Hope this helps :P