3-18=n

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Solution for 3-18=n equation:


Simplifying
3 + -18 = n

Combine like terms: 3 + -18 = -15
-15 = n

Solving
-15 = 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.
-15 + -1n = n + -1n

Combine like terms: n + -1n = 0
-15 + -1n = 0

Add '15' to each side of the equation.
-15 + 15 + -1n = 0 + 15

Combine like terms: -15 + 15 = 0
0 + -1n = 0 + 15
-1n = 0 + 15

Combine like terms: 0 + 15 = 15
-1n = 15

Divide each side by '-1'.
n = -15

Simplifying
n = -15

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