Algebra Examples

$15 a^{2} b - 10 a b^{2}$

Step 1

Factor $5 a b$ out of $15 a^{2} b$ .

$5 a b (3 a) - 10 a b^{2}$

Step 2

Factor $5 a b$ out of $- 10 a b^{2}$ .

$5 a b (3 a) + 5 a b (- 2 b)$

Step 3

Factor $5 a b$ out of $5 a b (3 a) + 5 a b (- 2 b)$ .

$5 a b (3 a - 2 b)$