2=-10r+8r

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Solution for 2=-10r+8r equation:



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

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