11n-9-10n-12=4

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Solution for 11n-9-10n-12=4 equation:


Simplifying
11n + -9 + -10n + -12 = 4

Reorder the terms:
-9 + -12 + 11n + -10n = 4

Combine like terms: -9 + -12 = -21
-21 + 11n + -10n = 4

Combine like terms: 11n + -10n = 1n
-21 + 1n = 4

Solving
-21 + 1n = 4

Solving for variable 'n'.

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

Add '21' to each side of the equation.
-21 + 21 + 1n = 4 + 21

Combine like terms: -21 + 21 = 0
0 + 1n = 4 + 21
1n = 4 + 21

Combine like terms: 4 + 21 = 25
1n = 25

Divide each side by '1'.
n = 25

Simplifying
n = 25

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