The equation that best models this situation would be: y=40+30x
The number of children who contribute toward the present is represented as

The cost of the present is 120 and the children split the cost evenly between them. The expression for this is

Liam has to give

towards the present
Liam has 250 with him
If he gives

away, then the money he has left is:
If the truck can carry 1000 apples at a time, Bananaville is 1000 miles away from Appleland and you pay one apple per mile, then it's impossible to deliver any apple to Bananaville, because on 1000 miles you'll pay 1 apple * 1000 miles = 1000 apples as a tax. So no matter if you go once, twice, three times or a hundred times there - you'll be never able to deliver any apple.
Answer: The highest number of apples you can get to Bananaville is 0.
i think you need to upload a picture! when what i’ve read, there should a diagram. thanks! reupload this with a photo attached.
Yes, because every x-value corresponds to exactly one y-value