r+18=16

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Solution for r+18=16 equation: 


Simplifying
r + 18 = 16

Reorder the terms:
18 + r = 16

Solving
18 + r = 16

Solving for variable 'r'.

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

Add '-18' to each side of the equation.
18 + -18 + r = 16 + -18

Combine like terms: 18 + -18 = 0
0 + r = 16 + -18
r = 16 + -18

Combine like terms: 16 + -18 = -2
r = -2

Simplifying
r = -2

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