143 cards, you can find this using the LCM or least common multiple. <span />
15 km = 15,000 m
every 600 m, there is one water station (starting point at 600 m)
number of stations needed : 15000/600 = 25 water stations
False, 20 is not a factor of 24
Answer:
X=-1, y=4
Step-by-step explanation:

by using eliminating property

by substitution
X=-1
Answer:
The first one is B because 5 times 7 is 35 and you put it as a fraction and the second one is B because the answer is 35/16 and if you simplify it the answer would be 2 3/16
Step-by-step explanation: