-4(1-7r)=36+8r

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Solution for -4(1-7r)=36+8r equation: 



-4(1-7r)=36+8r

We move all terms to the left:

-4(1-7r)-(36+8r)=0

We add all the numbers together, and all the variables

-4(-7r+1)-(8r+36)=0

We multiply parentheses

28r-(8r+36)-4=0

We get rid of parentheses

28r-8r-36-4=0

We add all the numbers together, and all the variables

20r-40=0

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

20r=40

r=40/20

r=2

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