-8(b+-2)=72

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Solution for -8(b+-2)=72 equation: 



-8(b+-2)=72

We move all terms to the left:

-8(b+-2)-(72)=0

We add all the numbers together, and all the variables

-8(b-2)-72=0

We multiply parentheses

-8b+16-72=0

We add all the numbers together, and all the variables

-8b-56=0

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

-8b=56

b=56/-8

b=-7

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