5=7+(n-1)(-3)

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Solution for 5=7+(n-1)(-3) equation:


Simplifying
5 = 7 + (n + -1)(-3)

Reorder the terms:
5 = 7 + (-1 + n)(-3)

Reorder the terms for easier multiplication:
5 = 7 + -3(-1 + n)
5 = 7 + (-1 * -3 + n * -3)
5 = 7 + (3 + -3n)

Combine like terms: 7 + 3 = 10
5 = 10 + -3n

Solving
5 = 10 + -3n

Solving for variable 'n'.

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

Add '3n' to each side of the equation.
5 + 3n = 10 + -3n + 3n

Combine like terms: -3n + 3n = 0
5 + 3n = 10 + 0
5 + 3n = 10

Add '-5' to each side of the equation.
5 + -5 + 3n = 10 + -5

Combine like terms: 5 + -5 = 0
0 + 3n = 10 + -5
3n = 10 + -5

Combine like terms: 10 + -5 = 5
3n = 5

Divide each side by '3'.
n = 1.666666667

Simplifying
n = 1.666666667

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