Answer:
13
Step-by-step explanation:
8-15= -7
-7 + 20 = 13
The answer should be C. 8 because two times the amount that Charles ate which is 4 equals 8 and 4+8=12
Answer:
Step-by-step explanation:
if the discriminate is 0, it means that both roots are the same. Not only that, but it also means that the roots are real. I would pick D, but realize that that is the expected answer and the answer could be B, depending on how the person writing the problem thinks about it.