2n+3=-3n+18

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Solution for 2n+3=-3n+18 equation: 


Simplifying
2n + 3 = -3n + 18

Reorder the terms:
3 + 2n = -3n + 18

Reorder the terms:
3 + 2n = 18 + -3n

Solving
3 + 2n = 18 + -3n

Solving for variable 'n'.

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

Add '3n' to each side of the equation.
3 + 2n + 3n = 18 + -3n + 3n

Combine like terms: 2n + 3n = 5n
3 + 5n = 18 + -3n + 3n

Combine like terms: -3n + 3n = 0
3 + 5n = 18 + 0
3 + 5n = 18

Add '-3' to each side of the equation.
3 + -3 + 5n = 18 + -3

Combine like terms: 3 + -3 = 0
0 + 5n = 18 + -3
5n = 18 + -3

Combine like terms: 18 + -3 = 15
5n = 15

Divide each side by '5'.
n = 3

Simplifying
n = 3

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