1. Chapter 3 – Systems of Linear Equations 3.1 - 3.3 – Solving Systems of Equations Word Problems

2. Example 1 –A sheet metal shop ordered 50 pounds of tin and 25 pounds of a zinc alloy for a total cost of $350.00. A second purchase, at the same prices, included 30 pounds of tin and 60 pounds of the zinc alloy. The total cost was $570.00. Find the cost per pound of the tin and the zinc alloy.

3. 3.1 - 3.3 – Solving Systems of Equations Word Problems Example 2 –Suppose that 500 tickets were sold for a luncheon. Each adult’s ticket cost $2.50 and each child’s ticket cost $1.50. If the cash receipts totaled $880.00, how many of each kind of ticket were sold?

4. 3.1 - 3.3 – Solving Systems of Equations Word Problems Example 3 –Mary has 48 coins that total $8.00. If the coins are nickels and quarters, how many of each kind are there?

5. 3.1 - 3.3 – Solving Systems of Equations Word Problems Example 4 –Find two numbers that meet the following criteria: Five times the larger number minus seven times the smaller number is one hundred eleven. Two times the larger number plus two times the smaller number is one hundred two.

6. 3.1 - 3.3 – Solving Systems of Equations Word Problems HOMEWORK 3.1 – 3.3 Homework Worksheet