equation of the line graphed in the xy plane
If a > 0 and b > 0, which of the following could be an equation of the line graphed in the xy-plane above?
-
A.
y = −ax − b
-
B.
y = ax − b
-
C.
y = ax + b
-
D.
y = −ax + b
-
E.
y = abx
Explain your answer.