[n-1]*4=28

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Solution for [n-1]*4=28 equation:


Simplifying
[n + -1] * 4 = 28

Reorder the terms:
[-1 + n] * 4 = 28

Reorder the terms for easier multiplication:
4[-1 + n] = 28
[-1 * 4 + n * 4] = 28
[-4 + 4n] = 28

Solving
-4 + 4n = 28

Solving for variable 'n'.

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

Add '4' to each side of the equation.
-4 + 4 + 4n = 28 + 4

Combine like terms: -4 + 4 = 0
0 + 4n = 28 + 4
4n = 28 + 4

Combine like terms: 28 + 4 = 32
4n = 32

Divide each side by '4'.
n = 8

Simplifying
n = 8

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