Pre-Algebra Examples

$4 x^{3} + 12 x^{2} + 20 x$

Step 1

Factor $4 x$ out of $4 x^{3}$ .

$4 x (x^{2}) + 12 x^{2} + 20 x$

Step 2

Factor $4 x$ out of $12 x^{2}$ .

$4 x (x^{2}) + 4 x (3 x) + 20 x$

Step 3

Factor $4 x$ out of $20 x$ .

$4 x (x^{2}) + 4 x (3 x) + 4 x (5)$

Step 4

Factor $4 x$ out of $4 x (x^{2}) + 4 x (3 x)$ .

$4 x (x^{2} + 3 x) + 4 x (5)$

Step 5

Factor $4 x$ out of $4 x (x^{2} + 3 x) + 4 x (5)$ .

$4 x (x^{2} + 3 x + 5)$