r=3*87-83-87

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Solution for r=3*87-83-87 equation:


r=3*87-83-87

We simplify the equation to the form, which is simple to understand 
r=3*87-83-87

We move all terms containing r to the left and all other terms to the right. 
+1r=+261-83-87

We simplify left and right side of the equation. 
+1r=+91

We divide both sides of the equation by 1 to get r. 
r=91

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