Answer:
Step-by-step explanation:
Answer: A,E
Explanation: i just sacrificed my answer to find the right answer
Answer: 4a2-20ab+12b2+4a+4
the 2 is squareing 4a and 12b
Step-by-step explanation:
expand move the parentheses
multiply the parentheses
collect like terms
85/11.9 whatever that works out to