40-8n=4(3n-5)

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Solution for 40-8n=4(3n-5) equation:


Simplifying
40 + -8n = 4(3n + -5)

Reorder the terms:
40 + -8n = 4(-5 + 3n)
40 + -8n = (-5 * 4 + 3n * 4)
40 + -8n = (-20 + 12n)

Solving
40 + -8n = -20 + 12n

Solving for variable 'n'.

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

Add '-12n' to each side of the equation.
40 + -8n + -12n = -20 + 12n + -12n

Combine like terms: -8n + -12n = -20n
40 + -20n = -20 + 12n + -12n

Combine like terms: 12n + -12n = 0
40 + -20n = -20 + 0
40 + -20n = -20

Add '-40' to each side of the equation.
40 + -40 + -20n = -20 + -40

Combine like terms: 40 + -40 = 0
0 + -20n = -20 + -40
-20n = -20 + -40

Combine like terms: -20 + -40 = -60
-20n = -60

Divide each side by '-20'.
n = 3

Simplifying
n = 3

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