Question

I’m giving 20 points

Answer 1

12

Explanation:

-3(b - 5) + 7a - (9 - a) ^6 a = 7 and b = -4

-3(-4 - 5) + 7(7) - (9 - 7)^6

= -3(-9) + 49 - (2)^6

= 27 + 49 - (64)

= 27 + 49 - 64

= 76 - 64

= 12