It’s true you can give the other person it tho
Answer:
A.
Step-by-step explanation:
d = rt
If t is the time taken by the train, then the truck takes t+2 hours.
For the truck:
d = 45(t + 2)
For the train:
d = 60t
Total distance travelled by both:
= 2d
= 60t + 45(t + 2)
= 60t + 45t + 90
= 105t + 90 where t is the time taken by the train.
Answer:
B
Step-by-step explanation:
IV does not represent y as the function of x since the ordinates share the same abscissa. As we can see in the graph {(4,-1),(4,4),(-4,-1),(-4,4)}
Mark me as brainliest char
Answer:
see explanation
Step-by-step explanation:
let n and n + 2 be 2 consecutive even numbers , then
(n + 2)² - n² ← is the difference
= n² + 4n + 4 - n²
= 4n + 4
= 4(n + 1) ← a multiple of 4
