-128=-4(2-5x)

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Solution for -128=-4(2-5x) equation: 



-128=-4(2-5x)

We move all terms to the left:

-128-(-4(2-5x))=0

We add all the numbers together, and all the variables

-(-4(-5x+2))-128=0



We calculate terms in parentheses: -(-4(-5x+2)), so:

-4(-5x+2)

We multiply parentheses

20x-8

Back to the equation:

-(20x-8)



We get rid of parentheses

-20x+8-128=0

We add all the numbers together, and all the variables

-20x-120=0

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

-20x=120

x=120/-20

x=-6

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