-2(r-0.50)=

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Solution for -2(r-0.50)= equation: 


Simplifying
-2(r + -0.50) = 0

Reorder the terms:
-2(-0.50 + r) = 0
(-0.50 * -2 + r * -2) = 0
(1 + -2r) = 0

Solving
1 + -2r = 0

Solving for variable 'r'.

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

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

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

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

Divide each side by '-2'.
r = 0.5

Simplifying
r = 0.5

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