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Taya2010 [7]
2 years ago
6

Math textbooks are being sold online for $12 each, plus a one-time handling fee of $3. The total cost is a function of the numbe

r of textbooks bought.
a) The dependent variable is represented by:
b) The independent variable is represented by:
c) Write a function rule to model the cost of the textbooks:

What is the total cost for 6 textbooks?
Mathematics
1 answer:
Lelu [443]2 years ago
8 0

Haoyu, I'm telling Ms. Mak about your behavior. Expect not to see tomorrow, you were cheating on the math test. I will also contact your parents.  Reply to me immidetly if you do not want to get exposed to everyone.

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Lowell bought 4 1/4 pounds of apples and 3 3/5 pounds of oranges. How many pounds of fruit did Lowell boy?
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3\frac{3}{5}\implies \cfrac{3\cdot 5+3}{5}\implies \cfrac{18}{5}\\\\
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\cfrac{9}{4}+\cfrac{18}{5}\impliedby \textit{we'll use the LCD of 20}\implies \cfrac{(5\cdot 9)~+~(4\cdot 18)}{20}
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