9(-7r)=36

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Solution for 9(-7r)=36 equation: 



9(-7r)=36

We move all terms to the left:

9(-7r)-(36)=0

We multiply parentheses

-63r-36=0

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

-63r=36

r=36/-63

r=-4/7

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