The table below shows how much Joe earns, y, after working x hours.
Joe's Earnings
Hours worked
4
10
12
22
Money earned
$30
$75
$90
$165
The relationship between money earned and hours worked is linear. Joe computes the slope between (4, 30) and (12, 90), then
computes the slope between (4, 30) and (10, 75). How do the two slopes compare?

Arefrigeration system at your company uses temperature sensors fixed to read celsius (°c) values, but the system operators in your control room understand only the fahrenheit scale. you have been asked to make a fahrenheit (°f) label for the high temperature alarm, which is set to ring whenever the system temperature rises above –10°c. what fahrenheit value should you write on the label?