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3. Suppose that the function f(x) = 7x + 2 represents the number of cars that drive by in x minutes.

How many cars will drive by in 10 minutes?
27
70
72
90

User Alytrem
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1 Answer

3 votes
72 substitute x as 10 10*7 = 70 then plus 2 is
72
User Jhornnes
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