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Mathematics 11 Online
OpenStudy (anonymous):

At the market, 7 apples cost $4.55. How much do 9 apples cost?

OpenStudy (cj49):

4.55/7=cost of one apple

OpenStudy (anonymous):

41.35

OpenStudy (cj49):

thats not the right ans@RavenDanielaWolf

OpenStudy (anonymous):

7x = 4.55 solve for x x = cost of 1 apple now since you're looking for the price of 9 apples do 9x

OpenStudy (anonymous):

7x = 4.55 x = 0.65 9 * 0.65 = 5.85 9 apples = $5.85 Am I right?

OpenStudy (cj49):

yes

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