8+10r-2=9r+12-2r

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Solution for 8+10r-2=9r+12-2r equation:


8+10r-2=9r+12-2r

We simplify the equation to the form, which is simple to understand 
8+10r-2=9r+12-2r

We move all terms containing r to the left and all other terms to the right. 
+10r-9r+2r=+12-8+2

We simplify left and right side of the equation. 
+3r=+6

We divide both sides of the equation by 3 to get r. 
r=2

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