Which equation results from adding the equations in this system? Negative 6 x + 4 y = negative 8. 6 x minus 12 y = 14.
Negative 16 y = 6
Negative 8 y = 6
Negative 8 y = negative 22
Negative 16 y = negative 22

The table represents the relationship between the number of days, x, and the number of patients in a hospital showing flu symptoms.
100
18
13
Which statement is true?
The number of patients showing flu symptoms decreases at a constant rate as the number of days increases.
The number of patients showing flu symptoms decreases as the number of days increases but not at a constant rate.
The number of patients showing flu symptoms increases at a constant rate as the number of days increases.
The number of patients showing flu symptoms increases as the number of days increases but not at a constant rate.

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