n-15=21

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Solution for n-15=21 equation:


Simplifying
n + -15 = 21

Reorder the terms:
-15 + n = 21

Solving
-15 + n = 21

Solving for variable 'n'.

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

Add '15' to each side of the equation.
-15 + 15 + n = 21 + 15

Combine like terms: -15 + 15 = 0
0 + n = 21 + 15
n = 21 + 15

Combine like terms: 21 + 15 = 36
n = 36

Simplifying
n = 36

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