Answer:
C) (14, 8, 10)
Step-by-step explanation:
the values in the parentheses go in order of the letters in the first equation
all you have to do is plug in the values
p+q+r=32. (14)+(8)+(10)=32
p-r=4. (14)-(10)=4
2p+q=36. 2(14)+(8)=36
Answer: 54
the faster cyclist was going 18 mph
the slower cyclist was going 9 mph
72 ÷ 4 = 18
18 ÷ 2 = 9