8n-1(n-3)=9

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Solution for 8n-1(n-3)=9 equation:


Simplifying
8n + -1(n + -3) = 9

Reorder the terms:
8n + -1(-3 + n) = 9
8n + (-3 * -1 + n * -1) = 9
8n + (3 + -1n) = 9

Reorder the terms:
3 + 8n + -1n = 9

Combine like terms: 8n + -1n = 7n
3 + 7n = 9

Solving
3 + 7n = 9

Solving for variable 'n'.

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

Add '-3' to each side of the equation.
3 + -3 + 7n = 9 + -3

Combine like terms: 3 + -3 = 0
0 + 7n = 9 + -3
7n = 9 + -3

Combine like terms: 9 + -3 = 6
7n = 6

Divide each side by '7'.
n = 0.8571428571

Simplifying
n = 0.8571428571

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