21-n+36=

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Solution for 21-n+36= equation:


Simplifying
21 + -1n + 36 = 0

Reorder the terms:
21 + 36 + -1n = 0

Combine like terms: 21 + 36 = 57
57 + -1n = 0

Solving
57 + -1n = 0

Solving for variable 'n'.

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

Add '-57' to each side of the equation.
57 + -57 + -1n = 0 + -57

Combine like terms: 57 + -57 = 0
0 + -1n = 0 + -57
-1n = 0 + -57

Combine like terms: 0 + -57 = -57
-1n = -57

Divide each side by '-1'.
n = 57

Simplifying
n = 57

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