2(r+1)=4

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Solution for 2(r+1)=4 equation:


2(r+1)=4

We simplify the equation to the form, which is simple to understand 
2(r+1)=4

Reorder the terms in parentheses
+(+2r+2)=4

Remove unnecessary parentheses
+2r+2=+4

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

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

We divide both sides of the equation by 2 to get r. 
r=1

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