Question

Evaluate each expression for x = 5 and w = - 3.
7. 7x − 7w

8. (wx)^2

9. 5w + 2x

10. w
2 − 6

Answer 1

Answer:

7] 56

8] 225

9] -5

10] sorry I dont get the que.

Step-by-step explanation:

Given ,

x = 5 ; y = (-3)

7] 7x - 7w

=> 7 ( 5) - 7 ( -3)

=> 35 + 21

=> 56

8] (wx)^ 2

=> [ ( -3 ) x (5) ] ^2

=> [ -15 ] ^2

=> 225

9 ] 5 w + 2x

=> 5 ( -3) + 2 ( 5)

=> -15 + 10

=> -5

Hope the above information will help u ..