The answer is 2X because they have 2 twos in common and an X
Answer: 1st train = 364 mph, 2nd train = 356.2
Step-by-step explanation:
Train 1: x + 7.8
Train 2: x
Train 1 + Train 2 = Sum
x + 7.8 + x = 720.2
7.8 + 2x = 720.2
2x = 712.4
x = 356.2
Train 1: x + 7.8
= 356.2 + 7.8
= 364
where are the answer choices?
Step-by-step explanation:
Answer:
t=4.45
Step-by-step explanation:
Change in temperature = initial - final.
5 -0 = 5.
5°F represents the change in temperature.
hope this helps :) (please mark brainliest!)
