4r+2=r+11

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Solution for 4r+2=r+11 equation:



4r+2=r+11
We move all terms to the left:
4r+2-(r+11)=0
We get rid of parentheses
4r-r-11+2=0
We add all the numbers together, and all the variables
3r-9=0
We move all terms containing r to the left, all other terms to the right
3r=9
r=9/3
r=3

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