9=2(n-1)+3n

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


Simplifying
9 = 2(n + -1) + 3n

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

Combine like terms: 2n + 3n = 5n
9 = -2 + 5n

Solving
9 = -2 + 5n

Solving for variable 'n'.

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

Add '-5n' to each side of the equation.
9 + -5n = -2 + 5n + -5n

Combine like terms: 5n + -5n = 0
9 + -5n = -2 + 0
9 + -5n = -2

Add '-9' to each side of the equation.
9 + -9 + -5n = -2 + -9

Combine like terms: 9 + -9 = 0
0 + -5n = -2 + -9
-5n = -2 + -9

Combine like terms: -2 + -9 = -11
-5n = -11

Divide each side by '-5'.
n = 2.2

Simplifying
n = 2.2

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