I could better help if I knew the question.....
Answer:
1/2
D
Step-by-step explanation:
slope =
=
= 
=
Same ratio. Both reduce to 
Answer:
432
Step-by-step explanation:
60 minutes is one hour
60 times 4=240
=240+192=432
7q² - 28 = 0
+ 28 + 28
7q² = 28
7 7
q² = 4
q = ±4
q = 4 or q = -4
Solution Set: {±4} and {q|q = 4 or q = -4}