7-3b=5(b-5)

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Solution for 7-3b=5(b-5) equation: 



7-3b=5(b-5)

We move all terms to the left:

7-3b-(5(b-5))=0



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

5(b-5)

We multiply parentheses

5b-25

Back to the equation:

-(5b-25)



We get rid of parentheses

-3b-5b+25+7=0

We add all the numbers together, and all the variables

-8b+32=0

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

-8b=-32

b=-32/-8

b=+4

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