3.5(r+6)=7

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Solution for 3.5(r+6)=7 equation: 



3.5(r+6)=7

We move all terms to the left:

3.5(r+6)-(7)=0

We multiply parentheses

3.5r+21-7=0

We add all the numbers together, and all the variables

3.5r+14=0

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

3.5r=-14

r=-14/3.5

r=-4

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