3n+(n-1)=50

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Solution for 3n+(n-1)=50 equation:


Simplifying
3n + (n + -1) = 50

Reorder the terms:
3n + (-1 + n) = 50

Remove parenthesis around (-1 + n)
3n + -1 + n = 50

Reorder the terms:
-1 + 3n + n = 50

Combine like terms: 3n + n = 4n
-1 + 4n = 50

Solving
-1 + 4n = 50

Solving for variable 'n'.

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

Add '1' to each side of the equation.
-1 + 1 + 4n = 50 + 1

Combine like terms: -1 + 1 = 0
0 + 4n = 50 + 1
4n = 50 + 1

Combine like terms: 50 + 1 = 51
4n = 51

Divide each side by '4'.
n = 12.75

Simplifying
n = 12.75

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