A. function 1: y=1/5x+1 b function 1: y=5x+1

c function 2: y=1/5x+1

d function 2: y=5x

Acomputer store buys a computer system at a cost of $370.80. the selling price was first at $ 618, but then the store advertised a 20 % markdown on the system. answer parts a and b. a. find the current sale price.

Varies inversely with x. if y=8.5 when x=-1 find x when y=-1

Will give a: 122 b: 90 c: 48 d: 180