7+10=4r+15+4r

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Solution for 7+10=4r+15+4r equation:



7+10=4r+15+4r
We move all terms to the left:
7+10-(4r+15+4r)=0
We add all the numbers together, and all the variables
-(8r+15)+7+10=0
We add all the numbers together, and all the variables
-(8r+15)+17=0
We get rid of parentheses
-8r-15+17=0
We add all the numbers together, and all the variables
-8r+2=0
We move all terms containing r to the left, all other terms to the right
-8r=-2
r=-2/-8
r=1/4

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