Use the graph to complete the statements. The slope of jK is
The slope of Pa is
The lines are
J(0, 5)
Q(10,4)A
-8
8
P(-5,-8)
K(10, –7)

Simplify. (-2)^-3 a. -8 b. -1/8 c. 1/8 d. 8

Find the average rate of change for the given function drom x=1 to x=2

The students at jefferson middle school are raising money for a charity by selling t-shirts and hats. the number of t-shirts sold was 3 times the number of hats. the profit was $5 for each t-shirt sold and $2.50 for each hat sold. the students raised $840 for the charity. they used the system below to analyze their success and found the solution to be (144, 48). 5x+2.50y=840 x=3y how much did they earn from t-shirt sales?