r-2+7=14

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Solution for r-2+7=14 equation: 


Simplifying
r + -2 + 7 = 14

Reorder the terms:
-2 + 7 + r = 14

Combine like terms: -2 + 7 = 5
5 + r = 14

Solving
5 + r = 14

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 + r = 14 + -5

Combine like terms: 5 + -5 = 0
0 + r = 14 + -5
r = 14 + -5

Combine like terms: 14 + -5 = 9
r = 9

Simplifying
r = 9

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