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zavuch27 [327]
3 years ago
11

Dora bought a bottle of nail polish that was marked down by 20 percent from its original price of $4.50. Including a 9 percent s

ales tax, what is the final cost of the bottle of nail polish?
$0.90
$0.98
$3.60
$3.92
Mathematics
2 answers:
o-na [289]3 years ago
7 0

Answer:

3.92

Step-by-step explanation:

Aleksandr-060686 [28]3 years ago
5 0

Answer:

3.92

Step-by-step explanation:

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olga nikolaevna [1]

Answer:

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Step-by-step explanation:

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3 years ago
PLEASE HELP!!!<br> Please help me answer the questions that are circled, I really need help!
saul85 [17]

Answer:

Here:

Step-by-step explanation:

23. f(x) = \sqrt{x} and g(x) = x^2-5x

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8 0
3 years ago
Simplify 0.5(1.1-2x) +2.4x-2.10
Novosadov [1.4K]

Answer:

1.4x - 1.55

Step-by-step explanation:

We have to simplify the expression as 0.5(1.1 - 2x) + 2.4x - 2.1

Now, 0.5(1.1 - 2x) + 2.4x - 2.1

= 0.5 × 1.1 - 0.5 × 2x + 2.4x - 2.1 {Using the distributive property of multiplication}

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5 0
3 years ago
Abhasra and Aliyah are selling wrapping paper for a school fundraiser. Customers can buy rolls of plain wrapping paper and rolls
miskamm [114]

Answer:

  • $9 and $20

Step-by-step explanation:

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  • Shiny wrapping paper - s

<u>Equations:</u>

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<u>Double the second equation and subtract from the first one:</u>

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<u>Find p:</u>

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A3 ounce serving of tuna provides 21 grams of protein. Use equivalent ratios to find how many grams of protein are in 9 ounces o
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63 grams because 21 x 3 = 63
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