(-10)+r=12

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Solution for (-10)+r=12 equation: 


Simplifying
(-10) + r = 12
-10 + r = 12

Solving
-10 + r = 12

Solving for variable 'r'.

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

Add '10' to each side of the equation.
-10 + 10 + r = 12 + 10

Combine like terms: -10 + 10 = 0
0 + r = 12 + 10
r = 12 + 10

Combine like terms: 12 + 10 = 22
r = 22

Simplifying
r = 22

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