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The cost of making a dress is partly varies with the amount of time it takes to make the dress. If the dress takes 3 hours to make, it costs #2700. If it takes 5 hours to make the dress, it costs #3100. Find the cost if it takes 1 1^2 hours to make the dress.
3 years ago

Answers

R_scott
k + 3 h = 2700

k + 5 h = 3100

subtracting equations ... 2 h = 400 ... h = 200 ... k = 2100

1 1/2 h + k = ?
3 years ago

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