Answer: 60
Step-by-step explanation: 60 because if you do 3×20 You get 60 which is higher than 50 and lower than 100 :)
Answer: 4z + 28
Step-by-step explanation:
We can distribute the 4 to each term inside the parenthesis.
So 4(z+7) = 4*z + 4*7
= 4z + 28
The first one:
a. $12.00
b. $23.75
c. They would receive $1.25
The second one:
a. $10.00
b. $13.27
c. $3.27
The third one:
I don't know I'm sorry, hope the other ones help though!