Answer:

Step-by-step explanation:



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hope it helps...
have a great day!!!
Answer:
See attachment
Step-by-step explanation:
The given system is :


Let us equate both equations and solve for x.






The the two lines of this system will meet at (-4,9)
The graph is shown in the attachment.
Answer:
I think right answer is integers
Answer:

Step-by-step explanation:
Take one polynomial from the other means to perform the sub.traction of them. Recall that it is better to use grouping symbols when subtracting polynomials, so we get the signs right when combining like terms:
The indicated subtraction is: 
Make sure that before removing the grouping symbol (parenthesis) that is preceded by a negative sign, we change the signs of every term inside it. Then combine like terms to get the final answer:

Which is the last option shown in the question
91$ per day you divid 455$ by the 5 days and get 91$