Answer:
k = -5 and i think the other one is k=0
Step-by-step explanation:
The answer would be 48 because the first answer is 60 minus the second answer which is 12 to get 48
Answer: 10x^2-17x-20
Step-by-step explanation:
Because that way you can find the answer when you are given a large amount of information and you don't have to guess until you get the answer right.