-1(r+1)-2=2+r-1

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


-1(r+1)-2=2+r-1

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

Reorder the terms in parentheses
+(-1r-1)-2=2+r-1

Remove unnecessary parentheses
-1r-1-2=+2+r-1

We move all terms containing r to the left and all other terms to the right. 
-1r-1r=+2-1+1+2

We simplify left and right side of the equation. 
-2r=+4

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

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