7+9+n=40

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Solution for 7+9+n=40 equation: 


Simplifying
7 + 9 + n = 40

Combine like terms: 7 + 9 = 16
16 + n = 40

Solving
16 + n = 40

Solving for variable 'n'.

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

Add '-16' to each side of the equation.
16 + -16 + n = 40 + -16

Combine like terms: 16 + -16 = 0
0 + n = 40 + -16
n = 40 + -16

Combine like terms: 40 + -16 = 24
n = 24

Simplifying
n = 24

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