40mph for Car B I think. 45mph for Car A. 45(mph) times 4(h) is 180(distance) and 40 times 4.5 is also 180. Sorry if I'm wrong.
47.12 is the answer please mark as brainliest
Answer:The value of x can be calculated by the following steps;
Step-by-step explanation:
Answer:
Step-by-step explanation:
f(9)=5(9-3)(9-2)
=5*6*7
=210
(-2/5)-(-1/8)
Need to make the denominators the same
(-16/40)-(-5/40)
Multiply -2/5 by 8
Multiply -1/8 by 8
-- sign= positive
-16/40+5/40
Answer=-11/40