10n-3-9n-2=9

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Solution for 10n-3-9n-2=9 equation:


Simplifying
10n + -3 + -9n + -2 = 9

Reorder the terms:
-3 + -2 + 10n + -9n = 9

Combine like terms: -3 + -2 = -5
-5 + 10n + -9n = 9

Combine like terms: 10n + -9n = 1n
-5 + 1n = 9

Solving
-5 + 1n = 9

Solving for variable 'n'.

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

Add '5' to each side of the equation.
-5 + 5 + 1n = 9 + 5

Combine like terms: -5 + 5 = 0
0 + 1n = 9 + 5
1n = 9 + 5

Combine like terms: 9 + 5 = 14
1n = 14

Divide each side by '1'.
n = 14

Simplifying
n = 14

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