Answer:
x= water bottles y=cost
Step-by-step explanation:
Being that there isn't a graph, generally the top is x and the bottom is y
Answer:

Step-by-step explanation:
Using the Foil method
you multiply x times x and get
Then you multiply -4 times X and get -4x
Then you multiply -3 times X and get -3x
then you add -4 and -3 together and get -7x
Lastly you multiply -4 and -3 and get 12
And there you have it

Answer:
x= -2
Step-by-step explanation:
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