A) is 28 response are recorded
B) there was only 24 students polled
C) A possible explanation for having more responses recorded than students polled is that they some may have played more than one sport.
Answer:
4x^3+12x^2+5x+15
Step-by-step explanation:
Factor out.
Answer: 
Step-by-step explanation:

multiply the numberator and denominator:
3*-1 = -3
and
4*4 = 16 so,
is the answer
Answer:
x=22, y=45
Step-by-step explanation:
y=45 by definition (180-90)/2
180 = 46 + 2x
x = 22
The answer is 15 because 225÷15=15