If pr = 4x – 2 and rs = 3x – 5, which expression represents ps? x – 7 x – 3 7x – 7 7x + 3

we have that

we know that

substitute the values of PR and RS in the formula above

Combine like terms

therefore

the answer is

The expression which represents PS is; 7x -7

According to the question;

From observation;

Read more on addition of algebraic expressions;

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your answer is 23/2 - 13.5

step-by-step explanation:

7/2 evaluates to

multiply x and 4.5

multiply x and 1

the x just gets copied along.

the answer is x

x

4.5*x evaluates to 4.5x

multiply 3 and 4.5x

multiply 1 and x

the x just gets copied along.

x

4.5*x*3 evaluates to 13.5x

7/2-4.5*x*3 evaluates to

  + 8 =

the answer is

7/2-4.5*x*3+8 evaluates to