n+1*n-6=9

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Solution for n+1*n-6=9 equation: 


Simplifying
n + 1n + -6 = 9

Reorder the terms:
-6 + n + 1n = 9

Combine like terms: n + 1n = 2n
-6 + 2n = 9

Solving
-6 + 2n = 9

Solving for variable 'n'.

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

Add '6' to each side of the equation.
-6 + 6 + 2n = 9 + 6

Combine like terms: -6 + 6 = 0
0 + 2n = 9 + 6
2n = 9 + 6

Combine like terms: 9 + 6 = 15
2n = 15

Divide each side by '2'.
n = 7.5

Simplifying
n = 7.5

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