20(2n-4)-2n=8(3n+4)

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Solution for 20(2n-4)-2n=8(3n+4) equation:


Simplifying
20(2n + -4) + -2n = 8(3n + 4)

Reorder the terms:
20(-4 + 2n) + -2n = 8(3n + 4)
(-4 * 20 + 2n * 20) + -2n = 8(3n + 4)
(-80 + 40n) + -2n = 8(3n + 4)

Combine like terms: 40n + -2n = 38n
-80 + 38n = 8(3n + 4)

Reorder the terms:
-80 + 38n = 8(4 + 3n)
-80 + 38n = (4 * 8 + 3n * 8)
-80 + 38n = (32 + 24n)

Solving
-80 + 38n = 32 + 24n

Solving for variable 'n'.

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

Add '-24n' to each side of the equation.
-80 + 38n + -24n = 32 + 24n + -24n

Combine like terms: 38n + -24n = 14n
-80 + 14n = 32 + 24n + -24n

Combine like terms: 24n + -24n = 0
-80 + 14n = 32 + 0
-80 + 14n = 32

Add '80' to each side of the equation.
-80 + 80 + 14n = 32 + 80

Combine like terms: -80 + 80 = 0
0 + 14n = 32 + 80
14n = 32 + 80

Combine like terms: 32 + 80 = 112
14n = 112

Divide each side by '14'.
n = 8

Simplifying
n = 8

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