Okay well it kept saying that I for some reason was not using appropriate words so my long response got deleted.
tldr; we can treat this like a box that we put something into (x) and we get something back from it (y).
We can then take this data we get and put it in a table. This is useful for finding patterns.
I will post a picture of what a table may look like.
Hope this Helps!
Answer:
Grampy
Step-by-step explanation:
money cards
Grampy= $12 4 packs
James= $28 7 packs
12*2= 24 dollars and 8 packs
while James payed 28 dollars for 7 packs
So Grampy got a better deal.
Answer:
-50x + 600 = 250
Step-by-step explanation:
10x + 60(10-x) = 250
10x + 600 - 60x = 250
-50x + 600 = 250
recall, slope = rise/run, and that a fraction is undefined when the denominator is 0, meaning this slope has a run = 0.
to make it short, when the slope is undefined, is a flag that we simply have a vertical line. Check the picture below.