(n-5)*4=40

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Solution for (n-5)*4=40 equation:


Simplifying
(n + -5) * 4 = 40

Reorder the terms:
(-5 + n) * 4 = 40

Reorder the terms for easier multiplication:
4(-5 + n) = 40
(-5 * 4 + n * 4) = 40
(-20 + 4n) = 40

Solving
-20 + 4n = 40

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 + 4n = 40 + 20

Combine like terms: -20 + 20 = 0
0 + 4n = 40 + 20
4n = 40 + 20

Combine like terms: 40 + 20 = 60
4n = 60

Divide each side by '4'.
n = 15

Simplifying
n = 15

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