Equations in One Variable Answers

What is the slope of line m?

What is the slope of line p?

c =

The ratios

therefore, the points in the table form a direct variation.

a = ,

Based on the graph shown to the right, whose phone cost varies directly with the amount of time spent talking?

mph

What are the coordinates for the end of the interval?

What is the average rate of change between:x = 1 and x = 2?

b = ,

Mark’s cost does not vary directly with time spent talking because

mph

x = 2 and x = 3?

For Nikiya’s plan, the value of the constant of variation is ,

Base on these results, the runner ran at a rate between 0.5 and 2 hours than between 1.5 and 2.5 hours.

x = 3 and x = 4?

which represents Nikiya’s