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Bond [772]
3 years ago
15

Your dinner costs $21.50 before tax. If you used a fifteen percent off coupon

Mathematics
1 answer:
Genrish500 [490]3 years ago
8 0

Answer:

$19.55

Step-by-step explanation:

Discount = 15% of 21.50

              = 0.15 * 21.50

              =  3.225

             = $ 3.23

Balance need pay = 21.50 - 3.23 = $ 18.27

Tax = 7% of 18.27

     = 0.07 * 18.27

    = $1.28

Balance with tax = 18.27 + 1.28  = $ 19.55

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Answer:

They must mix

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Step-by-step explanation:

Let 'x' be House coffe and 'y' be Kenya Coffee. Then:

10.50x + 12.80y = 10.67(40)

Also, we knw that:

x + y = 40

Solving the system of equations above, we have that:

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They must mix

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7 0
3 years ago
Which equation represents a direct variation
Mazyrski [523]

Direct variation is is when the x and y a direct relation

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7 0
4 years ago
Read 2 more answers
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Oksana_A [137]

Answer:

x = 3

Step-by-step explanation:

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8 0
3 years ago
Sofia bought a motorcycle with a sticker price of $5300. If she paid $310 a
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Answer:

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6 0
3 years ago
A factory purchased a machine for $35,000. the value of the machine depreciates at a rate of 10% each year.
Dafna1 [17]
If you're finding the future value: P=35,000(1-.1/1)^1. this is assuming you want to know the value of it after one year. if you want it to be more years, like two : P=35,000(1-.1/2)^2. When entered into the calculator enter it like so : 35,000(1-(.1/1))^1. when that's done you end up with $31,500. that's the machine's worth. it lost 3,500. 35,000-31500.
8 0
4 years ago
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