3(r+4)-7=4r+7-r+2

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Solution for 3(r+4)-7=4r+7-r+2 equation: 



3(r+4)-7=4r+7-r+2

We move all terms to the left:

3(r+4)-7-(4r+7-r+2)=0

We add all the numbers together, and all the variables

3(r+4)-(3r+9)-7=0

We multiply parentheses

3r-(3r+9)+12-7=0

We get rid of parentheses

3r-3r-9+12-7=0

We add all the numbers together, and all the variables

-4!=0

There is no solution for this equation

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