-r-2=-r-1

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


Simplifying
-1r + -2 = -1r + -1

Reorder the terms:
-2 + -1r = -1r + -1

Reorder the terms:
-2 + -1r = -1 + -1r

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

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

Combine like terms: -1r + r = 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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