9n-72.9=117

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Solution for 9n-72.9=117 equation: 


Simplifying
9n + -72.9 = 117

Reorder the terms:
-72.9 + 9n = 117

Solving
-72.9 + 9n = 117

Solving for variable 'n'.

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

Add '72.9' to each side of the equation.
-72.9 + 72.9 + 9n = 117 + 72.9

Combine like terms: -72.9 + 72.9 = 0.0
0.0 + 9n = 117 + 72.9
9n = 117 + 72.9

Combine like terms: 117 + 72.9 = 189.9
9n = 189.9

Divide each side by '9'.
n = 21.1

Simplifying
n = 21.1

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