Answer:
Expand 
Step-by-step explanation:

Apply the distributive law: 


Apply minus - plus rules:


Multiply the numbers: 

Hope this helps! If so, may I get Brainliest and a Thanks?
Thank you, have a good one! =)
Answer:
D)the time (in hours) a 4-year-old spends unsupervised per day
Step-by-step explanation:
Given that 4-year-olds in a certain country average 3 hours a day unsupervised and that most of the unsupervised children live in rural areas, considered safe
X - the time (in hours) a 4-year-old spends unsupervised per day
X is N(3,1.8)

Answer:
90+60 =150 minutes/2 = 75 minutes pls mark brainliest
Answer:
Eric
Step-by-step explanation:
At 5 days (the x axis), the y axis is 60 which is how much lemonade he sold.
sarah sold 10x or 10 x 5 days=50 cups.
‘Eric sold 60, Sarah sold 50