1/2 z = -3/4 + 1/4 z
1/2 z - 1/4 z = -3/4
1/4 z = -3/4
z = (-3/4)/(1/4)
z = -3/4 x 4/1
z = -3
The answer is negative-48
Just divide them and see which one gives you 60.
300 / 6 = 50
300 / 5 = 60
240 / 6 = 40
240 / 5 = 48
Therefore B has a unit rate of 60 MPH.
Answer:
12
Step-by-step explanation:
