3(r+5)=-9

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Solution for 3(r+5)=-9 equation: 



3(r+5)=-9

We move all terms to the left:

3(r+5)-(-9)=0

We add all the numbers together, and all the variables

3(r+5)+9=0

We multiply parentheses

3r+15+9=0

We add all the numbers together, and all the variables

3r+24=0

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

3r=-24

r=-24/3

r=-8

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