3(b+5)=8(b-5)

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Solution for 3(b+5)=8(b-5) equation: 



3(b+5)=8(b-5)

We move all terms to the left:

3(b+5)-(8(b-5))=0

We multiply parentheses

3b-(8(b-5))+15=0



We calculate terms in parentheses: -(8(b-5)), so:

8(b-5)

We multiply parentheses

8b-40

Back to the equation:

-(8b-40)



We get rid of parentheses

3b-8b+40+15=0

We add all the numbers together, and all the variables

-5b+55=0

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

-5b=-55

b=-55/-5

b=+11

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