7+2r=14+r

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Solution for 7+2r=14+r equation: 



7+2r=14+r

We move all terms to the left:

7+2r-(14+r)=0

We add all the numbers together, and all the variables

2r-(r+14)+7=0

We get rid of parentheses

2r-r-14+7=0

We add all the numbers together, and all the variables

r-7=0

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

r=7

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