r/13+7=12

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Solution for r/13+7=12 equation: 



r/13+7=12

We move all terms to the left:

r/13+7-(12)=0

We add all the numbers together, and all the variables

r/13-5=0

We multiply all the terms by the denominator


r-5*13=0

We add all the numbers together, and all the variables

r-65=0

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

r=65

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