As a member of a music club, you can order cds for $14.99 each. the music club also charges $4.99 for each shipment. the expression 14.99n + 4.99 represents the cost of n cds. find the total cost for ordering 3 cds.

1/2*qr*rs

step-by-step explanation:

a) y = -3x +2

b) y = 1/2x -6

these 2 can be combined into one equation.

-3x +2 = .5x -6

8 = 3.5x

x = 8 / 3.5 = 2.2857142857

y = -3 * (8 / 3.5) +2

y = (-24 / 3.5) + 2

y = -4.8571428571

step-by-step explanation: