3(r+5)=-4r+8

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Solution for 3(r+5)=-4r+8 equation: 



3(r+5)=-4r+8

We move all terms to the left:

3(r+5)-(-4r+8)=0

We multiply parentheses

3r-(-4r+8)+15=0

We get rid of parentheses

3r+4r-8+15=0

We add all the numbers together, and all the variables

7r+7=0

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

7r=-7

r=-7/7

r=-1

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