(3n+5)+(8n-9)=180

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Solution for (3n+5)+(8n-9)=180 equation:


Simplifying
(3n + 5) + (8n + -9) = 180

Reorder the terms:
(5 + 3n) + (8n + -9) = 180

Remove parenthesis around (5 + 3n)
5 + 3n + (8n + -9) = 180

Reorder the terms:
5 + 3n + (-9 + 8n) = 180

Remove parenthesis around (-9 + 8n)
5 + 3n + -9 + 8n = 180

Reorder the terms:
5 + -9 + 3n + 8n = 180

Combine like terms: 5 + -9 = -4
-4 + 3n + 8n = 180

Combine like terms: 3n + 8n = 11n
-4 + 11n = 180

Solving
-4 + 11n = 180

Solving for variable 'n'.

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

Add '4' to each side of the equation.
-4 + 4 + 11n = 180 + 4

Combine like terms: -4 + 4 = 0
0 + 11n = 180 + 4
11n = 180 + 4

Combine like terms: 180 + 4 = 184
11n = 184

Divide each side by '11'.
n = 16.72727273

Simplifying
n = 16.72727273

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