Question

all work.
b) $10xy - 15y$

Explanation:

Step1: Identify greatest common factor

The GCF of $10xy$ and $15y$ is $5y$.

Step2: Factor out the GCF

$10xy - 15y = 5y(2x) - 5y(3)$

Step3: Rewrite as factored form

$5y(2x - 3)$

Answer:

$5y(2x - 3)$