4(5-7r)=132

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Solution for 4(5-7r)=132 equation: 



4(5-7r)=132

We move all terms to the left:

4(5-7r)-(132)=0

We add all the numbers together, and all the variables

4(-7r+5)-132=0

We multiply parentheses

-28r+20-132=0

We add all the numbers together, and all the variables

-28r-112=0

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

-28r=112

r=112/-28

r=-4

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