-(r-5)=23

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Solution for -(r-5)=23 equation: 


Simplifying
-1(r + -5) = 23

Reorder the terms:
-1(-5 + r) = 23
(-5 * -1 + r * -1) = 23
(5 + -1r) = 23

Solving
5 + -1r = 23

Solving for variable 'r'.

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

Add '-5' to each side of the equation.
5 + -5 + -1r = 23 + -5

Combine like terms: 5 + -5 = 0
0 + -1r = 23 + -5
-1r = 23 + -5

Combine like terms: 23 + -5 = 18
-1r = 18

Divide each side by '-1'.
r = -18

Simplifying
r = -18

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