-38=4-7b

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Solution for -38=4-7b equation: 



-38=4-7b

We move all terms to the left:

-38-(4-7b)=0

We add all the numbers together, and all the variables

-(-7b+4)-38=0

We get rid of parentheses

7b-4-38=0

We add all the numbers together, and all the variables

7b-42=0

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

7b=42

b=42/7

b=6

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