Ex 2] David has 18 coins in nickels, dimes, and quarters. The total value is $2.80. The number of nickels is one more than three times the number of dimes. How many quarters does David have? og sobras born on 2 Holo mundo baleto sew bongo woso Solutions: 11 11 IT Matrix Equation: System no rNAME: EX 3] Annette, Barb, and Carlita work in a clothing shop. One day the three had a combined sale of $1,480. Annette sold $120 more than Barb. Barb and Carlita combined sold $280 more than Annette. How much did Carlita sell? Solutions 11 = System: Matrix Equation: $5 for students and teachers. They sold 241 tickets to the game and raised $1,601. The number Ex 4] Harlan volleyball is selling tickets for their game on Friday. Tickets are $8 for parents and of students who attended was a third of the number of parents. How many tickets were sold to teachers? Solutions: 11 11 11 System: Matrix Equatio