7n=10n-9

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Solution for 7n=10n-9 equation: 


Simplifying
7n = 10n + -9

Reorder the terms:
7n = -9 + 10n

Solving
7n = -9 + 10n

Solving for variable 'n'.

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

Add '-10n' to each side of the equation.
7n + -10n = -9 + 10n + -10n

Combine like terms: 7n + -10n = -3n
-3n = -9 + 10n + -10n

Combine like terms: 10n + -10n = 0
-3n = -9 + 0
-3n = -9

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

Simplifying
n = 3

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