-2(r-1)=-2

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


Simplifying
-2(r + -1) = -2

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

Solving
2 + -2r = -2

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 + -2r = -2 + -2

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

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

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

Simplifying
r = 2

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