55=5(4+n)

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Solution for 55=5(4+n) equation:


Simplifying
55 = 5(4 + n)
55 = (4 * 5 + n * 5)
55 = (20 + 5n)

Solving
55 = 20 + 5n

Solving for variable 'n'.

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

Add '-5n' to each side of the equation.
55 + -5n = 20 + 5n + -5n

Combine like terms: 5n + -5n = 0
55 + -5n = 20 + 0
55 + -5n = 20

Add '-55' to each side of the equation.
55 + -55 + -5n = 20 + -55

Combine like terms: 55 + -55 = 0
0 + -5n = 20 + -55
-5n = 20 + -55

Combine like terms: 20 + -55 = -35
-5n = -35

Divide each side by '-5'.
n = 7

Simplifying
n = 7

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