13=3r-11

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Solution for 13=3r-11 equation:


13=3r-11

We simplify the equation to the form, which is simple to understand 
13=3r-11

We move all terms containing r to the left and all other terms to the right. 
-3r=-11-13

We simplify left and right side of the equation. 
-3r=-24

We divide both sides of the equation by -03 to get r. 
r=8

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