2r-4=18

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Solution for 2r-4=18 equation:


2r-4=18

We simplify the equation to the form, which is simple to understand 
2r-4=18

We move all terms containing r to the left and all other terms to the right. 
+2r=+18+4

We simplify left and right side of the equation. 
+2r=+22

We divide both sides of the equation by 2 to get r. 
r=11

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