8n-(3n+9)=

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


Simplifying
8n + -1(3n + 9) = 0

Reorder the terms:
8n + -1(9 + 3n) = 0
8n + (9 * -1 + 3n * -1) = 0
8n + (-9 + -3n) = 0

Reorder the terms:
-9 + 8n + -3n = 0

Combine like terms: 8n + -3n = 5n
-9 + 5n = 0

Solving
-9 + 5n = 0

Solving for variable 'n'.

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

Add '9' to each side of the equation.
-9 + 9 + 5n = 0 + 9

Combine like terms: -9 + 9 = 0
0 + 5n = 0 + 9
5n = 0 + 9

Combine like terms: 0 + 9 = 9
5n = 9

Divide each side by '5'.
n = 1.8

Simplifying
n = 1.8

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