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The sum of two numbers is 115. The difference is 21. Find the numbers. Let x = one number Let y = the other number Ex: 1 Solving Word Problems.

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Presentation on theme: "The sum of two numbers is 115. The difference is 21. Find the numbers. Let x = one number Let y = the other number Ex: 1 Solving Word Problems."— Presentation transcript:

1 The sum of two numbers is 115. The difference is 21. Find the numbers. Let x = one number Let y = the other number Ex: 1 Solving Word Problems

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4 Sasha earned 4 times as much as Alyssa. If they earned a total of $1100, how much did each one earn? Let S = Sasha’s earnings Let A = Alyssa’s earnings Ex: 2 Solving Word Problems

5 Sasha earns $880 Alyssa earns $220

6 Darryl earns 7 times as much as Jason. If they earned $3280 together, how much did each earn? #2 Solving Word Problems Darryl earns $2870 Jason earns $410

7 The sum of two numbers is 30. Their difference is 40. Find the numbers. 2 Solving Word Problems

8 Ex: 3 Solving Word Problems Four pencils and two pens cost $0.74. Six pencils and five pens cost $1.53. Find the cost of each pencil and a pen. Let x = # of pencils Let y = # of pens

9 Ex:3 Solving Word Problems Pencils cost $0.08 each Pens cost $0.21 each

10 Four oranges and five apples cost $3.56. Three oranges and four apples cost $2.76. Find the cost of an orange and the cost of an apple. #3 Solving Word Problems Oranges cost $0.44 each Apples cost $0.36 each

11 A jar of quarters and dimes contains $3.05. There are 6 more dimes than quarters? Let q = the # of quarters Let d = the # of dimes Ex: 4 Word Problems

12 7 Quarters 13 Dimes

13 A collection of dimes and quarters is worth $25.00. There are 40 more dimes than quarters. How many are there? #4 Solving Word Problems 60 Quarters 100 Dimes


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