4n+8n=9n-7

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Solution for 4n+8n=9n-7 equation:


Simplifying
4n + 8n = 9n + -7

Combine like terms: 4n + 8n = 12n
12n = 9n + -7

Reorder the terms:
12n = -7 + 9n

Solving
12n = -7 + 9n

Solving for variable 'n'.

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

Add '-9n' to each side of the equation.
12n + -9n = -7 + 9n + -9n

Combine like terms: 12n + -9n = 3n
3n = -7 + 9n + -9n

Combine like terms: 9n + -9n = 0
3n = -7 + 0
3n = -7

Divide each side by '3'.
n = -2.333333333

Simplifying
n = -2.333333333

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