5(n-1)=30

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Solution for 5(n-1)=30 equation: 


Simplifying
5(n + -1) = 30

Reorder the terms:
5(-1 + n) = 30
(-1 * 5 + n * 5) = 30
(-5 + 5n) = 30

Solving
-5 + 5n = 30

Solving for variable 'n'.

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

Add '5' to each side of the equation.
-5 + 5 + 5n = 30 + 5

Combine like terms: -5 + 5 = 0
0 + 5n = 30 + 5
5n = 30 + 5

Combine like terms: 30 + 5 = 35
5n = 35

Divide each side by '5'.
n = 7

Simplifying
n = 7

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