Use the coordinates of the plotted points to complete the calculation below. Pay attention to negative signs. On a coordinate plane, a line goes through (1, 9) and (4, 3).
CLEARCHECK

change in y 3 −
Slope = =
change in x 4 −

=

=

Which is the equation of a line perpendicular to the line with the equation 3x+4y=8

What values of x satisfy the inequality x^2-9x< 0? how is your answer shown on the graph?

In a certain city, the hourly wage of workers on temporary employment contracts is normally distributed. the mean is $15 and the standard deviation is $3. what percentage of temporary workers earn less than $12 per hour? a. 6% b. 16% c. 26% d. 36%