Suppose that it costs $11 to place a classified advertisement in the newspaper, plus $3 for each line. then the cost to place
an ad x lines long is given by y dollars, where y=3x+11.
1 answer:
Write down 11 dollars for one advertisement so your x value is unknown so you plug in your y value
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So, where is the question that you are talking about?
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so this means x = 1</span></span>
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