Question

Which functions have a positive rate of change and which have a negative rate of change?
Column A Column B
1.
2x − 5y = −15
2.
y = −4x + 9
3.
x y
2 –10
4 –16
6 –22

4.
x y
–3 15
–2 11
–1 7

A.
positive
B.
negative

Answer 1

Column A

1.
2x − 5y = −15
2.
y = −4x + 9
3.
x y
2 –10
4 –16
6 –22

4.
x y
–3 15
–2 11
–1 7

Column B

A.
positive
B.
negative

Answer 2

@Directrix plz help

Answer 3

\(\large\color{slate}{ \rm Rate~of~change }\) is the \(\large\color{slate}{ \rm slope. }\)

Answer 4

@Directrix

Answer 5

positive slope, means that the y increases as x increases.
negative rate of change means that the y decreases as x increases.

Answer 6

sorry for random response... need to get this account working