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8(r+2)=64
We simplify the equation to the form, which is simple to understand
8(r+2)=64
Reorder the terms in parentheses
+(+8r+16)=64
Remove unnecessary parentheses
+8r+16=+64
We move all terms containing r to the left and all other terms to the right.
+8r=+64-16
We simplify left and right side of the equation.
+8r=+48
We divide both sides of the equation by 8 to get r.
r=6
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