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Word Problems Involving Two Linear Equations in Two Variables 3
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Result
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Solve each word problem. Choose your answer.

1. The sum of two whole numbers is 18 and their difference is 7. What are the numbers?
11 and 7
12 and 6
13 and 5
none of the choices
Answer: None of the choices; the problem has no solution.
2. Your friend tells you, "I am thinking of two numbers. When the two numbers are added, the result is 27. Twice the first number added to twice the second number yields 52." What are the numbers?
12 and 15
12 and 14
13 and 14
none of the choices
Answer: None of the choices; the problem has no solution.
3. At a city terminal, the total number of jeepneys and tricycles is 25. The total number of wheels of all the jeepneys and tricycles is equal to 85. How many tricycles are there?
10
15
20
none of the choices
Answer: 15
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