-89=-4x-5(-5x-20)

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Solution for -89=-4x-5(-5x-20) equation: 



-89=-4x-5(-5x-20)

We move all terms to the left:

-89-(-4x-5(-5x-20))=0



We calculate terms in parentheses: -(-4x-5(-5x-20)), so:

-4x-5(-5x-20)

We multiply parentheses

-4x+25x+100

We add all the numbers together, and all the variables

21x+100

Back to the equation:

-(21x+100)



We get rid of parentheses

-21x-100-89=0

We add all the numbers together, and all the variables

-21x-189=0

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

-21x=189

x=189/-21

x=-9

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