R+19=20

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Solution for R+19=20 equation: 


Simplifying
R + 19 = 20

Reorder the terms:
19 + R = 20

Solving
19 + R = 20

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 = 20 + -19

Combine like terms: 19 + -19 = 0
0 + R = 20 + -19
R = 20 + -19

Combine like terms: 20 + -19 = 1
R = 1

Simplifying
R = 1

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