Answer:
(LAST OPTION)
Step-by-step explanation:
You have the following expression given in the problem:

If the expression on the left side of the equation is equal to the expression on the right side of the equation, and the problem asks to rewrite it as a system, you can conclude that the first equation is:

And the second equation is:

Therefore, you can set up the following system of equations:

Answer:
The function of this equation is: 
Step-by-step explanation:
Answer:
b(2,-2)
Step-by-step explanation:
x= 2 and y=-2
let me know if you want further eplanation