change in record sales = 4683 - 14000 = -9317
change in time = 11 years
rate of change = -9317/12 = -776 records/year
I included the years 1987 and 1998 .
In 1987 a recording artist sold 14,000 albums. In 1998 that same artist sold 4,683 albums. Find the rate of change in record sales from 1987 to 1998.
5 answers
875
-847
A college student is looking at her monthly checking account records. On September 1, 2008, her checking account held a balance of $1,050. At the end of March 2009, her checking account held a balance of $800. What is the monthly rate of change for the student’s checking account over the period September 1, 2008 through March 31, 2009?
How much has the value of y changed between the points (–8, 4) and (8, –4)?
1 answer