-172=x-4(1-5x)

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Solution for -172=x-4(1-5x) equation: 



-172=x-4(1-5x)

We move all terms to the left:

-172-(x-4(1-5x))=0

We add all the numbers together, and all the variables

-(x-4(-5x+1))-172=0



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

x-4(-5x+1)

We multiply parentheses

x+20x-4

We add all the numbers together, and all the variables

21x-4

Back to the equation:

-(21x-4)



We get rid of parentheses

-21x+4-172=0

We add all the numbers together, and all the variables

-21x-168=0

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

-21x=168

x=168/-21

x=-8

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