120=8(1+2b)

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Solution for 120=8(1+2b) equation:



120=8(1+2b)
We move all terms to the left:
120-(8(1+2b))=0
We add all the numbers together, and all the variables
-(8(2b+1))+120=0
We calculate terms in parentheses: -(8(2b+1)), so:
8(2b+1)
We multiply parentheses
16b+8
Back to the equation:
-(16b+8)
We get rid of parentheses
-16b-8+120=0
We add all the numbers together, and all the variables
-16b+112=0
We move all terms containing b to the left, all other terms to the right
-16b=-112
b=-112/-16
b=+7

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