3n-72=1n-4

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Solution for 3n-72=1n-4 equation:


Simplifying
3n + -72 = 1n + -4

Reorder the terms:
-72 + 3n = 1n + -4

Reorder the terms:
-72 + 3n = -4 + 1n

Solving
-72 + 3n = -4 + 1n

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.
-72 + 3n + -1n = -4 + 1n + -1n

Combine like terms: 3n + -1n = 2n
-72 + 2n = -4 + 1n + -1n

Combine like terms: 1n + -1n = 0
-72 + 2n = -4 + 0
-72 + 2n = -4

Add '72' to each side of the equation.
-72 + 72 + 2n = -4 + 72

Combine like terms: -72 + 72 = 0
0 + 2n = -4 + 72
2n = -4 + 72

Combine like terms: -4 + 72 = 68
2n = 68

Divide each side by '2'.
n = 34

Simplifying
n = 34

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