400=(5b+12)

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Solution for 400=(5b+12) equation: 



400=(5b+12)

We move all terms to the left:

400-((5b+12))=0



We calculate terms in parentheses: -((5b+12)), so:

(5b+12)

We get rid of parentheses

5b+12

Back to the equation:

-(5b+12)



We get rid of parentheses

-5b-12+400=0

We add all the numbers together, and all the variables

-5b+388=0

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

-5b=-388

b=-388/-5

b=77+3/5

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