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Seven fire fighters go to Cheap Burger for lunch. If 2 people have hamburgers and 5 people have hot dogs, the bill will be $8.00. If 5 people have hamburgers and 2 people have hot dogs, the bill will be $9.50. What is the price of a hamburger?

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Answer:

$1.50

Step-by-step explanation:

Hamburger = $1.50

Hot dog = $1.00

First equation:

2x1.50=3.00

5x1.00=5.00

3.00+5.00= $8.00

Second equation:

5x1.50=7.50

2x1.00=2.00

7.50+2.00= $9.50

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