9=2r+6-3

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Solution for 9=2r+6-3 equation:



9=2r+6-3
We move all terms to the left:
9-(2r+6-3)=0
We add all the numbers together, and all the variables
-(2r+3)+9=0
We get rid of parentheses
-2r-3+9=0
We add all the numbers together, and all the variables
-2r+6=0
We move all terms containing r to the left, all other terms to the right
-2r=-6
r=-6/-2
r=+3

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