9n+9-9=72

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Solution for 9n+9-9=72 equation: 


Simplifying
9n + 9 + -9 = 72

Reorder the terms:
9 + -9 + 9n = 72

Combine like terms: 9 + -9 = 0
0 + 9n = 72
9n = 72

Solving
9n = 72

Solving for variable 'n'.

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

Divide each side by '9'.
n = 8

Simplifying
n = 8

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