-7(-3-4b)=4(7b-4)

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Solution for -7(-3-4b)=4(7b-4) equation: 



-7(-3-4b)=4(7b-4)

We move all terms to the left:

-7(-3-4b)-(4(7b-4))=0

We add all the numbers together, and all the variables

-7(-4b-3)-(4(7b-4))=0

We multiply parentheses

28b-(4(7b-4))+21=0



We calculate terms in parentheses: -(4(7b-4)), so:

4(7b-4)

We multiply parentheses

28b-16

Back to the equation:

-(28b-16)



We get rid of parentheses

28b-28b+16+21=0

We add all the numbers together, and all the variables

37!=0

There is no solution for this equation

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