Answer:
8
Step-by-step explanation:
77+50=127
180-127=53
7x-3=53
7x=53+3
7x=56
x=56/7
x=8
Answer:
The answer to your question is speed = 9 m/s
Step-by-step explanation:
Data
Winner Last runner
time = 45 s time = 48 s
speed = 9.6 m/s
Process
1) Calculate the distance they ran using the data of the winner
speed = distance / time
-Solve for distance
distance = speed x time
-Substitution
distance = (9.6)(45)
-Result
distance = 432 m
2.- Calculate the speed of the last runner
-Substitution
speed = 432/48
-Result
speed = 9 m/s
3.5 because you turn the negative into the positive and add the 1.5
Answer:
3 : 8
Step-by-step explanation:

cross multiply
8x = 3y
x = 3/8
x : y = 3 : 8
Answer:
2/5, 3/7, and 2/11
Step-by-step explanation: