7(b-4)=5(b-1)

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Solution for 7(b-4)=5(b-1) equation:



7(b-4)=5(b-1)
We move all terms to the left:
7(b-4)-(5(b-1))=0
We multiply parentheses
7b-(5(b-1))-28=0
We calculate terms in parentheses: -(5(b-1)), so:
5(b-1)
We multiply parentheses
5b-5
Back to the equation:
-(5b-5)
We get rid of parentheses
7b-5b+5-28=0
We add all the numbers together, and all the variables
2b-23=0
We move all terms containing b to the left, all other terms to the right
2b=23
b=23/2
b=11+1/2

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