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Svetllana [295]
3 years ago
13

Solve for x. -4.5 (x - 8.9) = 12.6 Enter your answer, as a decimal, in the box.

Mathematics
2 answers:
Ksju [112]3 years ago
7 0
For a Brainliest?

<span>Simplifying 21.5x + -7.7 + -12.6x + 17 = 0 Reorder the terms: -7.7 + 17 + 21.5x + -12.6x = 0 Combine like terms: -7.7 + 17 = 9.3 9.3 + 21.5x + -12.6x = 0 Combine like terms: 21.5x + -12.6x = 8.9x 9.3 + 8.9x = 0 Solving 9.3 + 8.9x = 0 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-9.3' to each side of the equation. 9.3 + -9.3 + 8.9x = 0 + -9.3 Combine like terms: 9.3 + -9.3 = 0.0 0.0 + 8.9x = 0 + -9.3 8.9x = 0 + -9.3 Combine like terms: 0 + -9.3 = -9.3 8.9x = -9.3 Divide each side by '8.9'. x = -1.04494382 Simplifying x = -1.04494382</span>
ollegr [7]3 years ago
5 0
I believe that the answer would be 26. First, put 26 for x and subtract 8.9 from 26 s 26 - 8.9 = 17.1. Next, you will subtract -4.5 from 17.1 which equals 12.6. So 26 is your answer.
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Answer:

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3 years ago
Eric plays basketball and volleyball for a total of 95 minutes every day. He plays basketball for 25 minutes longer than he play
dangina [55]

Answer:

A) x = y+25

B) 35 minutes

C) 35 ≠85

Step-by-step explanation:

A)  

As we know

X = number of minutes Eric plays basketball

Y = Number of minutes he plays volleyball  

x+y= 95

x = y+25  

B)  

We will replace  

x=y+25 in the first equation and we will get (y+25) + y =95  

On solving,  

y+25+y =95  

25+2y=95  

2y=95-25  

2y=70  

y = 70/2  

y = 35 minutes  

C) X = 35  

x+y= 95  

35+y =95  

y= 95-35  

y = 60 minutes  

Substituting value of Y as 60 , we get  

x = y+25

35 = 60+25

35 ≠85  

5 0
3 years ago
Identify each number as prime or composite.<br><br> a. 16<br><br><br> b. 27<br><br><br> C. 13
lawyer [7]
A & B are composite while C is prime
4 0
3 years ago
Read 2 more answers
I don't understand please help​
GREYUIT [131]

Step-by-step explanation:

Objective: Solving Piecewise Functions

Analyze the info in the graph.

We know that if x=1, the graph will coincide at 5.

If x is greater than 1, the answer will be x squared it answer so any positve interger greater than 1 the answer is that squared.

If x is less than 1, the answer will be double that x.

Let check the answer choices.

A is wrong because x is less than 1 so the answer should be 2(-2)=-4 not 4.

C is Wrong, since 5 is greater than 1, it must be 25 so 5^2=25

D and B are both right, 2 is greater than 1 so 2 squared =4 and Whenever x=1, it will equal 5.

3 0
3 years ago
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sladkih [1.3K]
My answer is C. 14.6
3 0
4 years ago
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