-4(8b-5)-8=172

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Solution for -4(8b-5)-8=172 equation: 



-4(8b-5)-8=172

We move all terms to the left:

-4(8b-5)-8-(172)=0

We add all the numbers together, and all the variables

-4(8b-5)-180=0

We multiply parentheses

-32b+20-180=0

We add all the numbers together, and all the variables

-32b-160=0

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

-32b=160

b=160/-32

b=-5

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