4=-9n+n

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Solution for 4=-9n+n equation:


Simplifying
4 = -9n + n

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

Solving
4 = -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 + 8n = -8n + 8n

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

Add '-4' to each side of the equation.
4 + -4 + 8n = 0 + -4

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

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

Divide each side by '8'.
n = -0.5

Simplifying
n = -0.5

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