2-r=2

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Solution for 2-r=2 equation: 


Simplifying
2 + -1r = 2

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

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

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

Solving
-1r = 0

Solving for variable 'r'.

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

Divide each side by '-1'.
r = 0

Simplifying
r = 0

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