8n-(5n+8)=13

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Solution for 8n-(5n+8)=13 equation:


Simplifying
8n + -1(5n + 8) = 13

Reorder the terms:
8n + -1(8 + 5n) = 13
8n + (8 * -1 + 5n * -1) = 13
8n + (-8 + -5n) = 13

Reorder the terms:
-8 + 8n + -5n = 13

Combine like terms: 8n + -5n = 3n
-8 + 3n = 13

Solving
-8 + 3n = 13

Solving for variable 'n'.

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

Add '8' to each side of the equation.
-8 + 8 + 3n = 13 + 8

Combine like terms: -8 + 8 = 0
0 + 3n = 13 + 8
3n = 13 + 8

Combine like terms: 13 + 8 = 21
3n = 21

Divide each side by '3'.
n = 7

Simplifying
n = 7

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