The temperature one afternoon was 7 degrees celsius. by 10 p. m., the temperature was -6 degrees celsius. describe the change, in degrees, of temperature.

What is the graph of the function fx x+2/x-3?

What is the slope of (0,32) and (100,212)

The cost varies directly with the number of tickets purchased. it costs $145 for 10 people to attend a concert. a. what is the constant of proportionality (k)? b. write the direct variation equation. c. home much does it cost for 8 people? d. graph this situation. be sure to label each axis and give the graph a title.