65-7=72-n

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Solution for 65-7=72-n equation:


Simplifying
65 + -7 = 72 + -1n

Combine like terms: 65 + -7 = 58
58 = 72 + -1n

Solving
58 = 72 + -1n

Solving for variable 'n'.

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

Add 'n' to each side of the equation.
58 + n = 72 + -1n + n

Combine like terms: -1n + n = 0
58 + n = 72 + 0
58 + n = 72

Add '-58' to each side of the equation.
58 + -58 + n = 72 + -58

Combine like terms: 58 + -58 = 0
0 + n = 72 + -58
n = 72 + -58

Combine like terms: 72 + -58 = 14
n = 14

Simplifying
n = 14

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