12(b-4)-15=-15

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Solution for 12(b-4)-15=-15 equation:



12(b-4)-15=-15
We move all terms to the left:
12(b-4)-15-(-15)=0
We add all the numbers together, and all the variables
12(b-4)=0
We multiply parentheses
12b-48=0
We move all terms containing b to the left, all other terms to the right
12b=48
b=48/12
b=4

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