36=n-21

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Solution for 36=n-21 equation:


Simplifying
36 = n + -21

Reorder the terms:
36 = -21 + n

Solving
36 = -21 + n

Solving for variable 'n'.

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

Add '-1n' to each side of the equation.
36 + -1n = -21 + n + -1n

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

Add '-36' to each side of the equation.
36 + -36 + -1n = -21 + -36

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

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

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

Simplifying
n = 57

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