r-23=-15

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Solution for r-23=-15 equation: 


Simplifying
r + -23 = -15

Reorder the terms:
-23 + r = -15

Solving
-23 + r = -15

Solving for variable 'r'.

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

Add '23' to each side of the equation.
-23 + 23 + r = -15 + 23

Combine like terms: -23 + 23 = 0
0 + r = -15 + 23
r = -15 + 23

Combine like terms: -15 + 23 = 8
r = 8

Simplifying
r = 8

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