Algebra Examples

$7 x^{3} + 2 x - 5 x^{2} + 6 + x + 9 + 3 x^{3} + 12 x^{2}$

Step 1

Add $7 x^{3}$ and $3 x^{3}$ .

$10 x^{3} + 2 x - 5 x^{2} + 6 + x + 9 + 12 x^{2}$

Step 2

Add $2 x$ and $x$ .

$10 x^{3} + 3 x - 5 x^{2} + 6 + 9 + 12 x^{2}$

Step 3

Add $- 5 x^{2}$ and $12 x^{2}$ .

$10 x^{3} + 3 x + 7 x^{2} + 6 + 9$

Step 4

Add $6$ and $9$ .

$10 x^{3} + 3 x + 7 x^{2} + 15$