30-38=15-n

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Solution for 30-38=15-n equation:


Simplifying
30 + -38 = 15 + -1n

Combine like terms: 30 + -38 = -8
-8 = 15 + -1n

Solving
-8 = 15 + -1n

Solving for variable 'n'.

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

Add 'n' to each side of the equation.
-8 + n = 15 + -1n + n

Combine like terms: -1n + n = 0
-8 + n = 15 + 0
-8 + n = 15

Add '8' to each side of the equation.
-8 + 8 + n = 15 + 8

Combine like terms: -8 + 8 = 0
0 + n = 15 + 8
n = 15 + 8

Combine like terms: 15 + 8 = 23
n = 23

Simplifying
n = 23

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