5r+7-3r=6r-9

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Solution for 5r+7-3r=6r-9 equation: 



5r+7-3r=6r-9

We move all terms to the left:

5r+7-3r-(6r-9)=0

We add all the numbers together, and all the variables

2r-(6r-9)+7=0

We get rid of parentheses

2r-6r+9+7=0

We add all the numbers together, and all the variables

-4r+16=0

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

-4r=-16

r=-16/-4

r=+4

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