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Lapatulllka [165]
3 years ago
7

margaret is certain that every time she parks in the garage it costs her at least $1.90. if the garage charges 40 cents plus 30

cents for each half hour. how long is Margaret car parked?
Mathematics
1 answer:
Montano1993 [528]3 years ago
8 0
She was parked 2 1/2 hrs 
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Your teacher recently found an old Nintendo in a thrift store. Use the formula to predict the value of the Nintendo in 2020. (Re
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The value of the Nintendo after 35 years is $2455

Since the formula f(x) = 3x² - 40x + 180 predicts the value of the Nintendo x years after 1986.

Since we require the value in 2021, x years after 1986 is 2021 - 1986 = 35 years.

Substituting x = 35 into the equation, we have

f(x) = 3x² - 40x + 180

f(x) = 3(35)² - 40(35) + 180

f(x) = 3(1225) - 40(35) + 180

f(x) = 3675 - 1400 + 180

f(x) = 2275 + 180

f(x) = 2455

So, the value of the Nintendo after 35 years is $2455

Do you think this is a realistic prediction of the value of that Nintendo?

This is not a realistic prediction for the value of the Nintendo, because, it is too high.

Learn more about quadratic equations here:

brainly.com/question/13704125

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A car travels 420 miles in 6 hours. What is the unit rate?
Semmy [17]

Answer:

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Last week, Eric borrowed $62.90 from his parents. This week, Eric’s brother, John, borrowed $55.50 from their parents.
Hitman42 [59]

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A

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A because 62.90 is more than 55.50 so eric owes ore to his parents

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xeze [42]
"Centi" means 100 so there are 100 centimeters in a meter. 4 times 100 equals 400 so 4 meters is equal to 400 centimeters.
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neonofarm [45]

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Step-by-step explanation:

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So x² grows at the same rate as (x⁴ + x)^½.

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