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r/2 + 3r = 14
We simplify the equation to the form, which is simple to understand
r/2+3r=14
We move all terms containing r to the left and all other terms to the right.
+ 0.5r+3r=+14
We simplify left and right side of the equation.
+3.5r=+14
We divide both sides of the equation by 3.5 to get r.
r=4
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