(8n-5)-(2n-10)=15

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Solution for (8n-5)-(2n-10)=15 equation:


Simplifying
(8n + -5) + -1(2n + -10) = 15

Reorder the terms:
(-5 + 8n) + -1(2n + -10) = 15

Remove parenthesis around (-5 + 8n)
-5 + 8n + -1(2n + -10) = 15

Reorder the terms:
-5 + 8n + -1(-10 + 2n) = 15
-5 + 8n + (-10 * -1 + 2n * -1) = 15
-5 + 8n + (10 + -2n) = 15

Reorder the terms:
-5 + 10 + 8n + -2n = 15

Combine like terms: -5 + 10 = 5
5 + 8n + -2n = 15

Combine like terms: 8n + -2n = 6n
5 + 6n = 15

Solving
5 + 6n = 15

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 + 6n = 15 + -5

Combine like terms: 5 + -5 = 0
0 + 6n = 15 + -5
6n = 15 + -5

Combine like terms: 15 + -5 = 10
6n = 10

Divide each side by '6'.
n = 1.666666667

Simplifying
n = 1.666666667

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