-2n=5(9-n)

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Solution for -2n=5(9-n) equation: 


Simplifying
-2n = 5(9 + -1n)
-2n = (9 * 5 + -1n * 5)
-2n = (45 + -5n)

Solving
-2n = 45 + -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 = 45 + -5n + 5n

Combine like terms: -2n + 5n = 3n
3n = 45 + -5n + 5n

Combine like terms: -5n + 5n = 0
3n = 45 + 0
3n = 45

Divide each side by '3'.
n = 15

Simplifying
n = 15

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