-3(1-5b)=102

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Solution for -3(1-5b)=102 equation: 



-3(1-5b)=102

We move all terms to the left:

-3(1-5b)-(102)=0

We add all the numbers together, and all the variables

-3(-5b+1)-102=0

We multiply parentheses

15b-3-102=0

We add all the numbers together, and all the variables

15b-105=0

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

15b=105

b=105/15

b=7

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