4(1+n)=20

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Solution for 4(1+n)=20 equation: 


Simplifying
4(1 + n) = 20
(1 * 4 + n * 4) = 20
(4 + 4n) = 20

Solving
4 + 4n = 20

Solving for variable 'n'.

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

Add '-4' to each side of the equation.
4 + -4 + 4n = 20 + -4

Combine like terms: 4 + -4 = 0
0 + 4n = 20 + -4
4n = 20 + -4

Combine like terms: 20 + -4 = 16
4n = 16

Divide each side by '4'.
n = 4

Simplifying
n = 4

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