120+r=245

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Solution for 120+r=245 equation:


120+r=245

We simplify the equation to the form, which is simple to understand 
120+r=245

We move all terms containing r to the left and all other terms to the right. 
+1r=+245-120

We simplify left and right side of the equation. 
+1r=+125

We divide both sides of the equation by 1 to get r. 
r=125

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