72+18=n+72

Solution for 72+18=n+72 equation:

Simplifying
72 + 18 = n + 72

Combine like terms: 72 + 18 = 90
90 = n + 72

Reorder the terms:
90 = 72 + n

Solving
90 = 72 + 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.
90 + -1n = 72 + n + -1n

Combine like terms: n + -1n = 0
90 + -1n = 72 + 0
90 + -1n = 72

Add '-90' to each side of the equation.
90 + -90 + -1n = 72 + -90

Combine like terms: 90 + -90 = 0
0 + -1n = 72 + -90
-1n = 72 + -90

Combine like terms: 72 + -90 = -18
-1n = -18

Divide each side by '-1'.
n = 18

Simplifying
n = 18