## Algebra: A Combined Approach (4th Edition)

$5x(3x - 4)$
$15x^2 -20x$ Step 1: Factor out a common factor of 5x. $15x^2 -20x = 5x(3x - 4)$ Step 2: There are two terms,but the binomial $3x - 4$ is not the difference of two squares or the sum or difference of two cubes. Step 3: The factor $3x - 4$ cannot be factored further.