What is the better buy a refrigerator originally mark $360 with a 20% discount or the same refrigerator marked $288 with no disc
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In plain and short, what's 2/3 of 7/8? well, is just their product.
For this case we have to:
Let "w" be the variable that represents the number of savings weeks.
We have that Landon's initial amount is $ 70.
We want to know how much money you have after 5 weeks, knowing that you save $ 7 each week, so be "y" the amount of money after "W" weeks:
After 5 weeks:
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