The amount of money, y, pizzeria W makes by selling x pizzas can be modeled by the equation y=18x. The relationship of the amount of money pizzeria J makes is shown in the following graph. Which pizzeria makes more money per pizza?

If the graphs of the linear equations in a system are parallel, what does that mean about the possible solution(s) of the system? a. there are infinitely many solutions. b. there is no solution. c. there is exactly one solution. d. the lines in a system cannot be parallel.

Solve: 3x+y=6 4x-2y=18 show all work !

An appliance store sells lamps at $95.00 for two. a department store sells similar lamps at 5 for $250.00. which store sells at a better rate