2b=4(b+10)

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Solution for 2b=4(b+10) equation:



2b=4(b+10)
We move all terms to the left:
2b-(4(b+10))=0
We calculate terms in parentheses: -(4(b+10)), so:
4(b+10)
We multiply parentheses
4b+40
Back to the equation:
-(4b+40)
We get rid of parentheses
2b-4b-40=0
We add all the numbers together, and all the variables
-2b-40=0
We move all terms containing b to the left, all other terms to the right
-2b=40
b=40/-2
b=-20

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