(n-4)*5=20

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Solution for (n-4)*5=20 equation:


Simplifying
(n + -4) * 5 = 20

Reorder the terms:
(-4 + n) * 5 = 20

Reorder the terms for easier multiplication:
5(-4 + n) = 20
(-4 * 5 + n * 5) = 20
(-20 + 5n) = 20

Solving
-20 + 5n = 20

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 = 20 + 20

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

Combine like terms: 20 + 20 = 40
5n = 40

Divide each side by '5'.
n = 8

Simplifying
n = 8

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