7-4(3b-3)+4b=15

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Solution for 7-4(3b-3)+4b=15 equation: 



7-4(3b-3)+4b=15

We move all terms to the left:

7-4(3b-3)+4b-(15)=0

We add all the numbers together, and all the variables

4b-4(3b-3)-8=0

We multiply parentheses

4b-12b+12-8=0

We add all the numbers together, and all the variables

-8b+4=0

We move all terms containing b to the left, all other terms to the right

-8b=-4

b=-4/-8

b=1/2

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