9-7n+3n=10-73

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Solution for 9-7n+3n=10-73 equation: 


Simplifying
9 + -7n + 3n = 10 + -73

Combine like terms: -7n + 3n = -4n
9 + -4n = 10 + -73

Combine like terms: 10 + -73 = -63
9 + -4n = -63

Solving
9 + -4n = -63

Solving for variable 'n'.

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

Add '-9' to each side of the equation.
9 + -9 + -4n = -63 + -9

Combine like terms: 9 + -9 = 0
0 + -4n = -63 + -9
-4n = -63 + -9

Combine like terms: -63 + -9 = -72
-4n = -72

Divide each side by '-4'.
n = 18

Simplifying
n = 18

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