8+7r-7=8r+25-5r

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Solution for 8+7r-7=8r+25-5r equation:



8+7r-7=8r+25-5r
We move all terms to the left:
8+7r-7-(8r+25-5r)=0
We add all the numbers together, and all the variables
7r-(3r+25)+8-7=0
We add all the numbers together, and all the variables
7r-(3r+25)+1=0
We get rid of parentheses
7r-3r-25+1=0
We add all the numbers together, and all the variables
4r-24=0
We move all terms containing r to the left, all other terms to the right
4r=24
r=24/4
r=6

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