Which equation has a k-value of -12
a. y=-12x
b. y=12+12x
c. y=x-12
d. y=12x+1

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.

Bob is putting books on a shelf and takes a break after filling 18 1/2 inches on the book shelf. the book shelf is now 2/3 full. how long is the entire bookshelf?

The average length of a king cobra is 3.7 m. the record length is 1.88 m longer than the average. how long is the record holder?