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

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Solution for 5(2n-1)+9=2(n-2) equation:


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

Reorder the terms:
5(-1 + 2n) + 9 = 2(n + -2)
(-1 * 5 + 2n * 5) + 9 = 2(n + -2)
(-5 + 10n) + 9 = 2(n + -2)

Reorder the terms:
-5 + 9 + 10n = 2(n + -2)

Combine like terms: -5 + 9 = 4
4 + 10n = 2(n + -2)

Reorder the terms:
4 + 10n = 2(-2 + n)
4 + 10n = (-2 * 2 + n * 2)
4 + 10n = (-4 + 2n)

Solving
4 + 10n = -4 + 2n

Solving for variable 'n'.

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

Add '-2n' to each side of the equation.
4 + 10n + -2n = -4 + 2n + -2n

Combine like terms: 10n + -2n = 8n
4 + 8n = -4 + 2n + -2n

Combine like terms: 2n + -2n = 0
4 + 8n = -4 + 0
4 + 8n = -4

Add '-4' to each side of the equation.
4 + -4 + 8n = -4 + -4

Combine like terms: 4 + -4 = 0
0 + 8n = -4 + -4
8n = -4 + -4

Combine like terms: -4 + -4 = -8
8n = -8

Divide each side by '8'.
n = -1

Simplifying
n = -1

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