8-n+9=-10+8n

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Solution for 8-n+9=-10+8n equation:


Simplifying
8 + -1n + 9 = -10 + 8n

Reorder the terms:
8 + 9 + -1n = -10 + 8n

Combine like terms: 8 + 9 = 17
17 + -1n = -10 + 8n

Solving
17 + -1n = -10 + 8n

Solving for variable 'n'.

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

Add '-8n' to each side of the equation.
17 + -1n + -8n = -10 + 8n + -8n

Combine like terms: -1n + -8n = -9n
17 + -9n = -10 + 8n + -8n

Combine like terms: 8n + -8n = 0
17 + -9n = -10 + 0
17 + -9n = -10

Add '-17' to each side of the equation.
17 + -17 + -9n = -10 + -17

Combine like terms: 17 + -17 = 0
0 + -9n = -10 + -17
-9n = -10 + -17

Combine like terms: -10 + -17 = -27
-9n = -27

Divide each side by '-9'.
n = 3

Simplifying
n = 3

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