-9n+4=-8n-9

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Solution for -9n+4=-8n-9 equation:


Simplifying
-9n + 4 = -8n + -9

Reorder the terms:
4 + -9n = -8n + -9

Reorder the terms:
4 + -9n = -9 + -8n

Solving
4 + -9n = -9 + -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.
4 + -9n + 8n = -9 + -8n + 8n

Combine like terms: -9n + 8n = -1n
4 + -1n = -9 + -8n + 8n

Combine like terms: -8n + 8n = 0
4 + -1n = -9 + 0
4 + -1n = -9

Add '-4' to each side of the equation.
4 + -4 + -1n = -9 + -4

Combine like terms: 4 + -4 = 0
0 + -1n = -9 + -4
-1n = -9 + -4

Combine like terms: -9 + -4 = -13
-1n = -13

Divide each side by '-1'.
n = 13

Simplifying
n = 13

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