-21-n=-45

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Solution for -21-n=-45 equation: 


Simplifying
-21 + -1n = -45

Solving
-21 + -1n = -45

Solving for variable 'n'.

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

Add '21' to each side of the equation.
-21 + 21 + -1n = -45 + 21

Combine like terms: -21 + 21 = 0
0 + -1n = -45 + 21
-1n = -45 + 21

Combine like terms: -45 + 21 = -24
-1n = -24

Divide each side by '-1'.
n = 24

Simplifying
n = 24

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