Simplify 8n+12+(-9)-(-6n)

$8 n + 12 + (- 9) - (- 6 n)$

Step 1

Simplify the expression.

Remove parentheses.

$8 n + 12 - 9 - (- 6 n)$

Multiply $- 6$ by $- 1$ .

$8 n + 12 - 9 + 6 n$

$8 n + 12 - 9 + 6 n$

Step 2

Add $8 n$ and $6 n$ .

$14 n + 12 - 9$

Step 3

Subtract $9$ from $12$ .

$14 n + 3$

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