Answer:
y=-4x-1
Step-by-step explanation:
y=mx+b
m is the slope
b is the y-intercept
D=114.4 kilometers
T=22 minutes
R= 114.4 km /22 min
R= 5.2 km/min
Answer:
9+11s
Step-by-step explanation:
9+18s-7s
=9+11s
You can't add 9 and 11s because they are different variables
Answer:
v = 96 km/h
Step-by-step explanation:
Data:
d = 240 km
t = 2.5 h
speed = d/t
speed = 240/2.5 = 96 km/h
Answer:
25:36
Step-by-step explanation:
the number of hours on weekdays which is 25, and the total hours she worked is 25+11 which is 36, so it is 25:36