-7(2-3b)=91

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Solution for -7(2-3b)=91 equation: 



-7(2-3b)=91

We move all terms to the left:

-7(2-3b)-(91)=0

We add all the numbers together, and all the variables

-7(-3b+2)-91=0

We multiply parentheses

21b-14-91=0

We add all the numbers together, and all the variables

21b-105=0

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

21b=105

b=105/21

b=5

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