5n-(n-9)=3(2n+3)

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Solution for 5n-(n-9)=3(2n+3) equation:


Simplifying
5n + -1(n + -9) = 3(2n + 3)

Reorder the terms:
5n + -1(-9 + n) = 3(2n + 3)
5n + (-9 * -1 + n * -1) = 3(2n + 3)
5n + (9 + -1n) = 3(2n + 3)

Reorder the terms:
9 + 5n + -1n = 3(2n + 3)

Combine like terms: 5n + -1n = 4n
9 + 4n = 3(2n + 3)

Reorder the terms:
9 + 4n = 3(3 + 2n)
9 + 4n = (3 * 3 + 2n * 3)
9 + 4n = (9 + 6n)

Add '-9' to each side of the equation.
9 + -9 + 4n = 9 + -9 + 6n

Combine like terms: 9 + -9 = 0
0 + 4n = 9 + -9 + 6n
4n = 9 + -9 + 6n

Combine like terms: 9 + -9 = 0
4n = 0 + 6n
4n = 6n

Solving
4n = 6n

Solving for variable 'n'.

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

Add '-6n' to each side of the equation.
4n + -6n = 6n + -6n

Combine like terms: 4n + -6n = -2n
-2n = 6n + -6n

Combine like terms: 6n + -6n = 0
-2n = 0

Divide each side by '-2'.
n = 0

Simplifying
n = 0

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