1+2n-3=9

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Solution for 1+2n-3=9 equation: 


Simplifying
1 + 2n + -3 = 9

Reorder the terms:
1 + -3 + 2n = 9

Combine like terms: 1 + -3 = -2
-2 + 2n = 9

Solving
-2 + 2n = 9

Solving for variable 'n'.

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

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

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

Combine like terms: 9 + 2 = 11
2n = 11

Divide each side by '2'.
n = 5.5

Simplifying
n = 5.5

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