128=8(8+2b)

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Solution for 128=8(8+2b) equation:



128=8(8+2b)
We move all terms to the left:
128-(8(8+2b))=0
We add all the numbers together, and all the variables
-(8(2b+8))+128=0
We calculate terms in parentheses: -(8(2b+8)), so:
8(2b+8)
We multiply parentheses
16b+64
Back to the equation:
-(16b+64)
We get rid of parentheses
-16b-64+128=0
We add all the numbers together, and all the variables
-16b+64=0
We move all terms containing b to the left, all other terms to the right
-16b=-64
b=-64/-16
b=+4

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