Respuesta :

Answer:

3p(14r-1)

Step-by-step explanation:

Factor out by 3 since 42 and 3 are both divisible by 3: 3(14pr-p)

Since "p" can be factored out, we then have: 3p(14r-1)

So what we found out was that the GCF of 42pr-3p is 3p