-5r-7=-4r

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Solution for -5r-7=-4r equation:



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

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