Finite Math Examples

$6 n^{3} + 18 n^{2} + 12 n - 6 n^{3} - 12 n^{2} + 6 n + 12$

Step 1

Combine the opposite terms in $6 n^{3} + 18 n^{2} + 12 n - 6 n^{3} - 12 n^{2} + 6 n + 12$ .

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Step 1.1

Subtract $6 n^{3}$ from $6 n^{3}$ .

$18 n^{2} + 12 n + 0 - 12 n^{2} + 6 n + 12$

Step 1.2

Add $18 n^{2} + 12 n$ and $0$ .

$18 n^{2} + 12 n - 12 n^{2} + 6 n + 12$

Step 2

Subtract $12 n^{2}$ from $18 n^{2}$ .

$6 n^{2} + 12 n + 6 n + 12$

Step 3

Add $12 n$ and $6 n$ .

$6 n^{2} + 18 n + 12$