3r-1+r=-2(1-2r)

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Solution for 3r-1+r=-2(1-2r) equation:


3r-1+r=-2(1-2r)

We simplify the equation to the form, which is simple to understand 
3r-1+r=-2(1-2r)

Reorder the terms in parentheses
3r-1+r=+(-2+4r)

Remove unnecessary parentheses
+3r-1+r=-2+4r

We move all terms containing r to the left and all other terms to the right. 
+3r+1r-4r=-2+1

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

0=-1

The left and right sides are not equal, therefore there is no solution. This equation is invalid.

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