Answer:
4
Step-by-step 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
The answer is 4.
12 - (9(-2) - 13(-2))
9 x -2 = -18
13 x -2 = -26
-18 - (-26) = 8
12 - 8 = 4
Hope this helps :D
