=n+3(n-1)

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Solution for =n+3(n-1) equation:


Simplifying
0 = n + 3(n + -1)

Reorder the terms:
0 = n + 3(-1 + n)
0 = n + (-1 * 3 + n * 3)
0 = n + (-3 + 3n)

Reorder the terms:
0 = -3 + n + 3n

Combine like terms: n + 3n = 4n
0 = -3 + 4n

Solving
0 = -3 + 4n

Solving for variable 'n'.

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

Add '-4n' to each side of the equation.
0 + -4n = -3 + 4n + -4n
Remove the zero:
-4n = -3 + 4n + -4n

Combine like terms: 4n + -4n = 0
-4n = -3 + 0
-4n = -3

Divide each side by '-4'.
n = 0.75

Simplifying
n = 0.75

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