7+9r=79

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Solution for 7+9r=79 equation:



7+9r=79
We move all terms to the left:
7+9r-(79)=0
We add all the numbers together, and all the variables
9r-72=0
We move all terms containing r to the left, all other terms to the right
9r=72
r=72/9
r=8

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