-(r-2)=0

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Solution for -(r-2)=0 equation: 


Simplifying
-1(r + -2) = 0

Reorder the terms:
-1(-2 + r) = 0
(-2 * -1 + r * -1) = 0
(2 + -1r) = 0

Solving
2 + -1r = 0

Solving for variable 'r'.

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

Add '-2' to each side of the equation.
2 + -2 + -1r = 0 + -2

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

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

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

Simplifying
r = 2

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