89=4x+3(5x-21)

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Solution for 89=4x+3(5x-21) equation: 



89=4x+3(5x-21)

We move all terms to the left:

89-(4x+3(5x-21))=0



We calculate terms in parentheses: -(4x+3(5x-21)), so:

4x+3(5x-21)

We multiply parentheses

4x+15x-63

We add all the numbers together, and all the variables

19x-63

Back to the equation:

-(19x-63)



We get rid of parentheses

-19x+63+89=0

We add all the numbers together, and all the variables

-19x+152=0

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

-19x=-152

x=-152/-19

x=+8

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