2+r-21=14

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Solution for 2+r-21=14 equation: 


Simplifying
2 + r + -21 = 14

Reorder the terms:
2 + -21 + r = 14

Combine like terms: 2 + -21 = -19
-19 + r = 14

Solving
-19 + r = 14

Solving for variable 'r'.

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

Add '19' to each side of the equation.
-19 + 19 + r = 14 + 19

Combine like terms: -19 + 19 = 0
0 + r = 14 + 19
r = 14 + 19

Combine like terms: 14 + 19 = 33
r = 33

Simplifying
r = 33

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