9+7r=+5

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Solution for 9+7r=+5 equation: 



9+7r=+5

We move all terms to the left:

9+7r-(+5)=0

We add all the numbers together, and all the variables

7r+9-5=0

We add all the numbers together, and all the variables

7r+4=0

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

7r=-4

r=-4/7

r=-4/7

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