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

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


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

Add '2r' to each side of the equation.
2 + -2r + 2r = -1 + -2r + 2r

Combine like terms: -2r + 2r = 0
2 + 0 = -1 + -2r + 2r
2 = -1 + -2r + 2r

Combine like terms: -2r + 2r = 0
2 = -1 + 0
2 = -1

Solving
2 = -1

Couldn't find a variable to solve for.

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

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