Answer:
c is the answer for number 6 and
Step-by-step explanation:
and b is the answer for number 7
Answer:
2.2 hr
Step-by-step explanation:
Let t = time
95t = distance of westbound train
105t = distance of eastbound train
95t + 105t = 440
200t = 440
t = 2.2 hr.
f(x) = 3x + 5/x
f(a + 2) = 3.(a + 2) + 5/(a + 2)
Alternative C.
Answer:
1e+35
Step-by-step explanation: