Answer:
The temperature yesterday was -6 because 7-13 is -6.
Step-by-step explanation:
Answer:
.0668
Step-by-step explanation:
Formula:
z=(x-average)/standard deviation
(2.5-2.8)/.2= -1.5
Go to a ztable and find the value for 1.5 (.9332) and take the compliment of this (we can do this because the normal distribution is symmetrical)
1-.9332= .0668
Amount of increase = 95-80 = 15
Percent increase = (15/80) x 100
Percent increase = 18.75%
Answer:
x=30°
Step-by-step explanation:
3x-10=2x+20
3x-2x=20+10
x = 30°
just x, no y in the photo
Answer:
44
Step-by-step explanation: