2n=4-5n+9+8

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Solution for 2n=4-5n+9+8 equation:


Simplifying
2n = 4 + -5n + 9 + 8

Reorder the terms:
2n = 4 + 9 + 8 + -5n

Combine like terms: 4 + 9 = 13
2n = 13 + 8 + -5n

Combine like terms: 13 + 8 = 21
2n = 21 + -5n

Solving
2n = 21 + -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.
2n + 5n = 21 + -5n + 5n

Combine like terms: 2n + 5n = 7n
7n = 21 + -5n + 5n

Combine like terms: -5n + 5n = 0
7n = 21 + 0
7n = 21

Divide each side by '7'.
n = 3

Simplifying
n = 3

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