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

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Question 738378: A-(9b-13b)=
A=12, b=-2
Found 2 solutions by jim_thompson5910, rfer:
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
Replace A with 12 and b with -2, then evaluate like this

A-(9b-13b)

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

12-(-18+26)

12-(8)

12-8

4

So A-(9b-13b) = 4 when A = 12 and b = -2

Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
12-(9*-2-13*-2)
12-(-18+26)
12-(8)
12-8=4