-20=-4x-5(-x+3)

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Solution for -20=-4x-5(-x+3) equation: 



-20=-4x-5(-x+3)

We move all terms to the left:

-20-(-4x-5(-x+3))=0

We add all the numbers together, and all the variables

-(-4x-5(-1x+3))-20=0



We calculate terms in parentheses: -(-4x-5(-1x+3)), so:

-4x-5(-1x+3)

We multiply parentheses

-4x+5x-15

We add all the numbers together, and all the variables

x-15

Back to the equation:

-(x-15)



We get rid of parentheses

-x+15-20=0

We add all the numbers together, and all the variables

-1x-5=0

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

-x=5

x=5/-1

x=-5

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