4-7(r+2)=5r-9

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Solution for 4-7(r+2)=5r-9 equation: 



4-7(r+2)=5r-9

We move all terms to the left:

4-7(r+2)-(5r-9)=0

We multiply parentheses

-7r-(5r-9)-14+4=0

We get rid of parentheses

-7r-5r+9-14+4=0

We add all the numbers together, and all the variables

-12r-1=0

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

-12r=1

r=1/-12

r=-1/12

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