20+5n=6n-3(n-4)

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Solution for 20+5n=6n-3(n-4) equation:


Simplifying
20 + 5n = 6n + -3(n + -4)

Reorder the terms:
20 + 5n = 6n + -3(-4 + n)
20 + 5n = 6n + (-4 * -3 + n * -3)
20 + 5n = 6n + (12 + -3n)

Reorder the terms:
20 + 5n = 12 + 6n + -3n

Combine like terms: 6n + -3n = 3n
20 + 5n = 12 + 3n

Solving
20 + 5n = 12 + 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.
20 + 5n + -3n = 12 + 3n + -3n

Combine like terms: 5n + -3n = 2n
20 + 2n = 12 + 3n + -3n

Combine like terms: 3n + -3n = 0
20 + 2n = 12 + 0
20 + 2n = 12

Add '-20' to each side of the equation.
20 + -20 + 2n = 12 + -20

Combine like terms: 20 + -20 = 0
0 + 2n = 12 + -20
2n = 12 + -20

Combine like terms: 12 + -20 = -8
2n = -8

Divide each side by '2'.
n = -4

Simplifying
n = -4

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