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r-1/2=1
We simplify the equation to the form, which is simple to understand
r-1/2=1
Simplifying:
r-0.5=1
We move all terms containing r to the left and all other terms to the right.
+1r=+1 + 0.5
We simplify left and right side of the equation.
+1r=+1.5
We divide both sides of the equation by 1 to get r.
r=1.5
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