7*(4-3b)+5b=4(7-4b)

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Solution for 7*(4-3b)+5b=4(7-4b) equation: 



7(4-3b)+5b=4(7-4b)

We move all terms to the left:

7(4-3b)+5b-(4(7-4b))=0

We add all the numbers together, and all the variables

7(-3b+4)+5b-(4(-4b+7))=0

We add all the numbers together, and all the variables

5b+7(-3b+4)-(4(-4b+7))=0

We multiply parentheses

5b-21b-(4(-4b+7))+28=0



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

4(-4b+7)

We multiply parentheses

-16b+28

Back to the equation:

-(-16b+28)



We add all the numbers together, and all the variables

-16b-(-16b+28)+28=0

We get rid of parentheses

-16b+16b-28+28=0

We add all the numbers together, and all the variables

=0

b=0/1

b=0

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