(n-4)*5=45

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Solution for (n-4)*5=45 equation:


Simplifying
(n + -4) * 5 = 45

Reorder the terms:
(-4 + n) * 5 = 45

Reorder the terms for easier multiplication:
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 = 65
5n = 65

Divide each side by '5'.
n = 13

Simplifying
n = 13

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