15+8=4r-2r

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Solution for 15+8=4r-2r equation:



15+8=4r-2r
We move all terms to the left:
15+8-(4r-2r)=0
We add all the numbers together, and all the variables
-(+2r)+15+8=0
We add all the numbers together, and all the variables
-(+2r)+23=0
We get rid of parentheses
-2r+23=0
We move all terms containing r to the left, all other terms to the right
-2r=-23
r=-23/-2
r=11+1/2

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