19-n=20

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Solution for 19-n=20 equation:


Simplifying
19 + -1n = 20

Solving
19 + -1n = 20

Solving for variable 'n'.

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

Add '-19' to each side of the equation.
19 + -19 + -1n = 20 + -19

Combine like terms: 19 + -19 = 0
0 + -1n = 20 + -19
-1n = 20 + -19

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

Divide each side by '-1'.
n = -1

Simplifying
n = -1

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