-23+r=20

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Solution for -23+r=20 equation: 


Simplifying
-23 + r = 20

Solving
-23 + r = 20

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 = 20 + 23

Combine like terms: -23 + 23 = 0
0 + r = 20 + 23
r = 20 + 23

Combine like terms: 20 + 23 = 43
r = 43

Simplifying
r = 43

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