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The equation y = 4.2x could represent a variety of different situations. Write a description of a situation represented by this equation. Decide what quantities x and y represent in your situation.

Sagot :

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Answer:

At a given departmental store's 5th year , the price of all small appliances is being sold at a clearance price of $4.2. How much was spent by by a shopper who purchased x number of clearance appliances.

Explanation:

The scenario described below can be modeled as :

y = 4.2x

The equation bove may be used to represent a cost function, where,

y = total cost ; unit cost = 4.2

Number of items purchased.

If, 10 clearance electronics is purchased ;

Total cost, y = 4.2(10)

y = $42

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