Answer:
62.2
Step-by-step explanation:
Answer:
4 months
Step-by-step explanation:
to get them similar, you have to set them equal to each other.
y=15x+20, y=40+10x.
15x+20=40+10x
5x=20
x=4 months
Answer:
a
Step-by-step explanation:
B because the amount of money they earn per hour multiplied by how many hours they worked is equal to what they earned in total
Answer:
The 70 represents the number of people waiting to by tickets at the exactly moment when the ticket booth is opened.
Step-by-step explanation:
The 70 represents the number of people waiting to by tickets at the exactly moment when the ticket booth is opened.
You can see this by setting the x value to 0, it is, in the precise moment when the booth opened (as x cant be negative, because there is no negative time, you could also think of 70 as the number of people waiting before the booth opens).
