1289 - _____ + 856 = 1289
856 because it goes back to the number it starts with
-3 + 6x. Which expression shows the correct factorization?
Here are the ones to pick from
1. -2 + -2 +6 +x
2. 6(-2 +x)
3. 6(-2 +x)
4. -3 (1 - 2x)
Answer:
Option #4
Step-by-step explanation:
Expand option #4
=-3(1-2x)
=-3 -2x*-3
=-3+6x which is what your original equation was.
Is it fair or not? comment your answer below
Answer:
Step-by-step explanation:
Nope Because it is so-pose to be 200
Find the 24th term.
-9, 0, 9, 18, 27, ...
24th term = [? ]
Answer:
198
Step-by-step explanation:
Answer: 198
Step-by-step explanation:
Firstly, you must find the nth term.
the sequence is: -9, 0, 9, 18, 27, ...
find the difference between each term. in this sequence, the difference is 9, so it is 9n
then you must find the difference between the sequence 9n and this sequence. 9n is:
9, 18, 27, 36, 45, ...
now find the difference between 9n and our sequence.
adjustment = -18
so the nth term is 9n - 18
now you need to substitute 24, as that is the term you would like to find out, in place of n.
so, our n term looks like this: 9(24)-18
9 x 24 = 216
216 - 18 = 198
hence, the answer is 198.
hope this helps.
Explain the cosine rule and sine rule while also saying how to use it and provide examples (keep it in simple terms)
Answer:
Sure, I'll explain the cosine rule and sine rule in simple terms:
The cosine rule (also known as the law of cosines) is used to find the length of a side or the measure of an angle in a triangle given the lengths of the other sides and the angle between those sides. It states that c^2 = a^2 + b^2 - 2ab cos(C), where c is the length of the side opposite angle C, and a and b are the lengths of the other two sides.
Here's an example of how to use the cosine
Suppose we have a triangle with sides a=6, b=8, and an angle between them c=45 degrees. We want to find the length of the remaining side of the triangle, side a.
Using the cosine rule:
a^2 = b^2 + c^2 - 2bc * cosA
where A is the angle opposite side a, we can plug in our values and solve for a:
a^2 = 8^2 + 6^2 - 2(8)(6) * cos(45)
a^2 = 64 + 36 - 96 * 0.707
a^2 = 10.56
a = sqrt(10.56)
a = 3.25 (rounded to two decimal places)
Therefore, the length of side a is approximately 3.25 units.
Answer:
Step-by-step explanation:
George decided to paint a wall with two windows. Both windows are 3 1/2 ft by 4 1/2 ft rectangles. Find the area the paint needs to cover.
Area of 2 windows:
Area of the entire wall:
Area to be painted:
The constant of proportionality is ; A) $90 B) $30 C) $2 D) $6
Answer:
Step-by-step explanation:
C
Answer:
B
Step-by-step explanation:
The rational number that expresses a loss of $25.30 is
, and the rational number that represents a profit of $31.10 is
.
Dahlia has built a model of his future house. The model walls are 150 cm tall and the roof is 100 cm tall. if Dahlia knows she wants the roof of her real house to be 134 feet tall, then how high does dahlia need to make the walls?
Please answer fast, I will give brainliest if its right!
Answer:184 cm the wall would be
Step-by-step explanation:
pls help me if u can and ty a lot
Answer:
k = 5.25
Step-by-step explanation:
y is directly proportional to x
y∝x
y = kx where k is the constant
if y is 84 and x is 16,
84 = 16k
k = 84/16 = 5 4/16 = 5.25
k = 5.25
Simplify 12 − 32 + (5 − 1)2
Answer:
12 − 32 + (5 − 1) x 2 = –12
OR
12 − 32 + (5 − 1)^2 = –4
Step-by-step explanation:
Answer depends on if the last 2 is multiplied or an exponent.
Help me please il give 20 points!
Answer: 1. a. 15 b. 11 c. 2 d. 7 e. 5.5
2. Stem: Leaf:
1 9
2 5, 9
3 3, 3, 8
4 0, 7, 9
5 4, 5
6 1, 5
7 2, 7
8 1
3. a. 13 inches b. I'm pretty sure that it is the second quarter because there is more snow. c. The first quarter because it's section is more spread out among the numbers.
Step-by-step explanation:
11. A scuba diver's elevation changed by -123 feet every minute. This was
1½ times the rate of change for a second scuba diver. What was the rate of
change in elevation of the second scuba diver in feet per minute?
Answer:
The rate of change in elevation for the second scuba diver is -82 feet per minute.
Step-by-step explanation:
-123 feet every minute.
1.5x more than 2nd diver.
-123/1.5 = 2nd diver rate
2nd diver rate = -82
The rate of change in elevation of the second scuba diver in feet per minute is -82 feet per second.
Given that, a scuba diver's elevation changed by -123 feet every minute.
What is constant rate of change?When something has a constant rate of change, one quantity changes in relation to the other. For example, for every half hour the pigeon flies, he can cover a distance of 25 miles. We can write this constant rate as a ratio. For ratios, it's always a good idea to state both units in whole terms.
1½=1.5 times the rate of change for a second scuba diver
Now, rate of change in elevation of the second scuba diver
= -123/1.5
= -82 feet per second
Hence, the rate of change in elevation of the second scuba diver in feet per minute is -82 feet per second.
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Sanjay went blueberry picking along a 3-mile walking path. He picked blueberries steadily along the walk. When he was finished, he had collected 50 ounces of blueberries.
How many ounces of blueberries did Sanjay pick each mile?
Write your answer as a proper fraction or mixed number.
Answer:
16 2/3 per a mile
Step-by-step explanation:
50 ounces of blueberries/3 miles = 16.666 repeated
16.666 repeated = 16 2/3 ounces/mile
Answer: Sanjay picked 16.66 ounces each mile
Step-by-step explanation:
For this exercise let "x" represents the amount of ounces of blueberries that Sanjay picked each mile, along the 3-mile walking path.
According to the information given in the exercise, you know that Sanjay picked a total amount of 50 ounces of blueberries along the walking path.
Then, knowing that the length of that walking path is 3 miles, you can set up the following proportion:
\(\frac{3}{50} = \frac{1}{x}\)
Now, the next step is to solve for "x" in order to find its value.
You get that this is:
\((x)(\frac{3}{50} )=1\\\\x=(1)(\frac{3}{50} )\\\\x=16.66\)
Therefore, knowing the value of "x", you can conclude that Sanjay picked 16.66 ounces of blueberries each mile.
16.66 = 16 2/3
pls help its two questions aleks!!!.
Answer:
GCF of 18 and 3 is 3
Step-by-step explanation:
use GCF to factor 18+3
I wasn't fully sure on this question sorry :(
Which ordered pair lies on a horizontal line with (-10, -20)?
(20, 10)
(10,-20)
(13,20)
(-10,13)
graph f(x)=|x+1|+3 then find the domain and range
mainly looking at how id find the coordinates!
Domain is all real numbers. Range is
Step-by-step explanation:
The function is a transformation of the parent function by moving the function up by 3 units.
So, the graph of the function is shown below.
From the graph, it is clear that the values has no limitation and hence can take any real values. Domain is the set of all possible values.
So, domain is the set of all real numbers.
Range is the set of all possible values for for the given domain.
From the graph, the minimum value of is at the point (. So, the minimum value of y is 3. The value then goes on increasing towards infinity.
Therefore, range is a real number greater than or equal to 3.
So, range is or
A rectangle as shown has a length of 0.9 centimeters and a width of 0.4 cm. A circle is drawn inside that touches the rectangle at two points.
What is the area to the shaded region in the rectangle.
Answer:
it should be 0.23 cm when rounded to the nearest hundredth
Please help me with the answer
The cost that will maximize the demand, considering the quadratic function, is given as follows:
$3.
How to maximize the demand?The quadratic function representing the demand is given as follows:
y = -10x² + 60x + 180.
The vertex of a quadratic function is the point on the graph where the function reaches its maximum or minimum value. For a quadratic function in standard form y = ax² + bx + c, the x-coordinate of the vertex is given by:
x = -b / (2a)
The coefficients of the quadratic function in this problem are given as follows:
a = -10, b = 60.
The x-coordinate is the price that maximizes the demand, hence it is obtained as follows:
x = -60/(2 x (-20))
x = 3.
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What inequality does this number line show?
Answer:
x>2
Step-by-step explanation:
The arrow is facing the right hand side and the point on 2 isn't shaded so it's x greater than 2
Prime Factorization- Figure out all of the variables to make the factor tree true.
Write a unit rate for the situation.
60 shirts for every 5 clothing racks
The statement written in the unit rate is "there are 12 shirts per rack".
What is the unit rate?A unit rate is a fundamental ratio that you can use to comprehend how quickly or frequently something occurs.
The given statement is "60 shirts for every 5 clothing racks".
Since there are 60 shirts for 5 clothing racks, the number of shirts for one clothing rack is:
60/5
= 12
Hence, The statement written in the unit rate is "there are 12 shirts per rack".
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Help me please! Bookwork code:k90
Answer:
Step-by-step explanation:
Let’s mark the Triangle Points as Point A, Point B, Point C.
Point A = 1x°
Point B = 2x°
Point C = 3x°
We know that the Angle Sum of a Triangle is equal to 180°.
So, Point A + Point B +Point C = 180°
= 1x° + 2x° + 3x° = 180°
= (1 + 2 + 3)x° = 180°
= 6x° = 180°
= x° = (180/6)°
= x° = 30°
| — — |
| Point A = 1 * 30° = 30° | ⇒
| Point B = 2 * 30° = 60° | ⇒ Only Extra Information
| Point C = 3 * 30° = 90° | ⇒
| — — |
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Mark BRAINLIEST
I WILL GIVE BRAINLIEST! DO NOT ANWSER IF YOU DON'T KNOW! Guy and Jim work at a furniture store . Guy is paid $185 per week plus 3% of his total sales, in dollars, x, which can be represented by g(x) = 185 + 0.03x. Jim is paid $275 per week plus 2.5 % of his totals sales in dollars, x, which can be represented by j(x) = 275 + 0.025 x . Determine the value of x, in dollars, that will make their weekly pay the same.
Answer:
185 + 0.03x = 275 + 0.025x
Step-by-step explanation:
0.03x - 0.025x = 275 - 185
0.005x = 90
Divide both sides by 0.005
x = 90/0.005
x=18000
Use what you know about powers to explain why a0 = 1
What do squares and rectangles have in common? How are they different?
Can you guys please help me I'm confused on this.
Answer:
5
Step-by-step explanation:
i dont know
how to solve 6r - 1 + 6r =11
Answer:
r = 1
Step-by-step explanation:
The equation is,
→ 6r - 1 + 6r = 11
Now the value of r will be,
→ 6r - 1 + 6r = 11
→ 12r = 11 + 1
→ r = 12/12
→ [ r = 1 ]
Hence, the value of r is 1.
Answer:
The answer is 1 r is equal to 1
Step-by-step explanation:
Can anyone help me plz
This expression involves two numbers written in scientific notation.
Which is the simplified form of the expression?
Answer: the answer for it would be 20000 or should be
Step-by-step explanation:
4.2e7/2.1e3 should come out to 20000 at least my graphing calc says it should but it should come out to 20k