Lucas is selling ribbons to raise money for the Juvenile Diabetes Research Foundation. His expenses include $46 for materials, plus $0.02 per ribbon. If Lucas charges $0.25 per ribbon, how many ribbons does he need to sell to break even?

Part 1: Write a system of linear equations that represents the situation. Let x represent the number of ribbons, and let y represent the total expenses or total revenue.

Part 2:Write an equation that represents the total expenses.
part 3: Write an equation that represents the total revenue.
Part 4:Solve the system of equations, and then complete the sentence.
Lucas must sell 
ribbons to break even.