-7-7(2b-4)=5(-2b+6)

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Solution for -7-7(2b-4)=5(-2b+6) equation: 



-7-7(2b-4)=5(-2b+6)

We move all terms to the left:

-7-7(2b-4)-(5(-2b+6))=0

We multiply parentheses

-14b-(5(-2b+6))+28-7=0



We calculate terms in parentheses: -(5(-2b+6)), so:

5(-2b+6)

We multiply parentheses

-10b+30

Back to the equation:

-(-10b+30)



We add all the numbers together, and all the variables

-14b-(-10b+30)+21=0

We get rid of parentheses

-14b+10b-30+21=0

We add all the numbers together, and all the variables

-4b-9=0

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

-4b=9

b=9/-4

b=-2+1/4

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