9+3=10+n

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Solution for 9+3=10+n equation:


Simplifying
9 + 3 = 10 + n

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

Solving
12 = 10 + n

Solving for variable 'n'.

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

Add '-1n' to each side of the equation.
12 + -1n = 10 + n + -1n

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

Add '-12' to each side of the equation.
12 + -12 + -1n = 10 + -12

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

Combine like terms: 10 + -12 = -2
-1n = -2

Divide each side by '-1'.
n = 2

Simplifying
n = 2

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