8+5+4-n=8

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Solution for 8+5+4-n=8 equation:


Simplifying
8 + 5 + 4 + -1n = 8

Combine like terms: 8 + 5 = 13
13 + 4 + -1n = 8

Combine like terms: 13 + 4 = 17
17 + -1n = 8

Solving
17 + -1n = 8

Solving for variable 'n'.

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

Add '-17' to each side of the equation.
17 + -17 + -1n = 8 + -17

Combine like terms: 17 + -17 = 0
0 + -1n = 8 + -17
-1n = 8 + -17

Combine like terms: 8 + -17 = -9
-1n = -9

Divide each side by '-1'.
n = 9

Simplifying
n = 9

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