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-11+2r-3r=r+5
We simplify the equation to the form, which is simple to understand
-11+2r-3r=r+5
We move all terms containing r to the left and all other terms to the right.
+2r-3r-1r=+5+11
We simplify left and right side of the equation.
-2r=+16
We divide both sides of the equation by -2 to get r.
r=-8
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