5(4+n)=45

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Solution for 5(4+n)=45 equation: 


Simplifying
5(4 + n) = 45
(4 * 5 + n * 5) = 45
(20 + 5n) = 45

Solving
20 + 5n = 45

Solving for variable 'n'.

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

Add '-20' to each side of the equation.
20 + -20 + 5n = 45 + -20

Combine like terms: 20 + -20 = 0
0 + 5n = 45 + -20
5n = 45 + -20

Combine like terms: 45 + -20 = 25
5n = 25

Divide each side by '5'.
n = 5

Simplifying
n = 5

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