Answer:
7
Step-by-step explanation:
Answer:
20% of 150 is 30 :)
Step-by-step explanation:
For this case we must factor the following quadratic expression:

To factor, we must find two numbers that when multiplied give as result +9 and when added or subtracted give as result -6.
These numbers are:
-3 and -3

So, we have:

ANswer:
Option D