5(1n-1)=7

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


Simplifying
5(1n + -1) = 7

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

Solving
-5 + 5n = 7

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 = 7 + 5

Combine like terms: -5 + 5 = 0
0 + 5n = 7 + 5
5n = 7 + 5

Combine like terms: 7 + 5 = 12
5n = 12

Divide each side by '5'.
n = 2.4

Simplifying
n = 2.4

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