-3b+7=3b+42

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Solution for -3b+7=3b+42 equation: 



-3b+7=3b+42

We move all terms to the left:

-3b+7-(3b+42)=0

We get rid of parentheses

-3b-3b-42+7=0

We add all the numbers together, and all the variables

-6b-35=0

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

-6b=35

b=35/-6

b=-5+5/6

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