9n-(-12)=10n-3

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Solution for 9n-(-12)=10n-3 equation:


Simplifying
9n + -1(-12) = 10n + -3

Multiply -1 * -12
9n + 12 = 10n + -3

Reorder the terms:
12 + 9n = 10n + -3

Reorder the terms:
12 + 9n = -3 + 10n

Solving
12 + 9n = -3 + 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.
12 + 9n + -10n = -3 + 10n + -10n

Combine like terms: 9n + -10n = -1n
12 + -1n = -3 + 10n + -10n

Combine like terms: 10n + -10n = 0
12 + -1n = -3 + 0
12 + -1n = -3

Add '-12' to each side of the equation.
12 + -12 + -1n = -3 + -12

Combine like terms: 12 + -12 = 0
0 + -1n = -3 + -12
-1n = -3 + -12

Combine like terms: -3 + -12 = -15
-1n = -15

Divide each side by '-1'.
n = 15

Simplifying
n = 15

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