Question

A-(9b-13b)=
A=12, b=-2

Answer 1

Answer:4

Explanation:

a-(9b-13b) a=12 b=-2

12-(9(-2)-13(-2))

12-(-18+26)

12+18-26

30-26=4

Answer 2

4

Explanation:

A-(9b-13b) =

Let a = 12 and b = -2

12 - (9*-2 -13*-2)

Inside the parentheses first

12 -( -18+26)

12 - (8)

12 -8

4