2r-3r=20

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Solution for 2r-3r=20 equation: 


Simplifying
2r + -3r = 20

Combine like terms: 2r + -3r = -1r
-1r = 20

Solving
-1r = 20

Solving for variable 'r'.

Move all terms containing r to the left, all other terms to the right.

Divide each side by '-1'.
r = -20

Simplifying
r = -20

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