2r-4r=2

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Solution for 2r-4r=2 equation: 


Simplifying
2r + -4r = 2

Combine like terms: 2r + -4r = -2r
-2r = 2

Solving
-2r = 2

Solving for variable 'r'.

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

Divide each side by '-2'.
r = -1

Simplifying
r = -1

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