Given line l = ax + by + c = 0, b(its suppose to be the equal sign with the slash going thru it) 0

what is the slope of this function?

-a/b
a/b
b/a

Data are collected to see how many ice-cream cones are sold at a ballpark in a week. day 1 is sunday and day 7 is the following saturday. use the data from the table to create a scatter plot.

Formulate alisha has a number in mind. if she adds three to her number the result is less than five. use this information to write and solve an inequality about alisha's number. then graph the solution set.

In which direction does the left side of the graph of this function point? f(x) = 3x3 - x2 + 4x - 2