4(20-2n)=4

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


Simplifying
4(20 + -2n) = 4
(20 * 4 + -2n * 4) = 4
(80 + -8n) = 4

Solving
80 + -8n = 4

Solving for variable 'n'.

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

Add '-80' to each side of the equation.
80 + -80 + -8n = 4 + -80

Combine like terms: 80 + -80 = 0
0 + -8n = 4 + -80
-8n = 4 + -80

Combine like terms: 4 + -80 = -76
-8n = -76

Divide each side by '-8'.
n = 9.5

Simplifying
n = 9.5

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