7-9r=-10r

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Solution for 7-9r=-10r equation:



7-9r=-10r
We move all terms to the left:
7-9r-(-10r)=0
We get rid of parentheses
-9r+10r+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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