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kotegsom [21]
3 years ago
10

Which ordered pair represents a point on a line y = 2x +1. a. 0,3 b. 1,2 c. 2,1 d. -1,-1.

Mathematics
1 answer:
Drupady [299]3 years ago
4 0
D. -1,-1 because If you were to place that on a graph you would get d. for your answer and you can also do it on a TI-83 plus calculator
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The cost of the five most popular items at an airport gift shop include a $12.99 decorative mug, a $2.99 postcard, a $3.49 keych
Leno4ka [110]

Exchange rate refers value of a currency in another.The cost of the decorative mug is 83.98 China Yuan.

<h3>What is the exchange  rate?</h3>

The term exchange rate has to do with the value of a currency in another currency. Given the fact that international trade is the mainstay of the global economy, it is important that one currency should be converted to another for the purpose of the ease of doing business.

The dollar is often the international currency for trade. Its us always necessary to convert the dollar into the local currency of the country where the business is done using the correct exchange rate.

Now If I want to convert the cost of the decorative mug to China Yuan;

I already know that;

1 US dollar =  6.4651 China Yuan

12.99 US dollar = 12.99 US dollar  * 6.4651 China Yuan/1 US dollar

= 83.98 China Yuan

Hence, the cost of the decorative mug is 83.98 China Yuan.

Learn more about exchange rate:brainly.com/question/22996931

#SPJ1

3 0
2 years ago
A card is selected randomly from a jar that contains 15 cards, numbered from 25 to 39. What is the probability that the card sel
VikaD [51]

Answer:

The probability that the card selected bears a number less than 34 is 0.3333.

Step-by-step explanation:

Let random variable <em>X</em> be defined as the number on the selected card.

There are <em>N</em> = 15 total cards.

The number on the cards are as follows:

S = {25, 26, 27,..., 38, 39}

The probability of an event, <em>E</em> is the ratio of the number of favorable outcomes to the total number of outcomes.

P(E)=\frac{n(E)}{N}

In this case we need to compute the probability that the card selected bears a number less than 34.

The favorable outcomes are:

<em>s</em> = {25, 36, 37, 38, 39}

<em>n</em> (X < 34) = 5

Compute the probability that the card selected bears a number less than 34 as follows:

P(X

                  =\frac{5}{15}\\\\=\frac{1}{3}\\\\=0.3333

Thus, the probability that the card selected bears a number less than 34 is 0.3333.

7 0
3 years ago
Name the binomial you can multiply by (x + 9) to get the product x^2 + 5x- 36
SpyIntel [72]
If you would like to solve (x^2 + 5x - 36) / (x + 9), you can do this using the following steps:

a = ?
(x + 9) * (x + a) = <span>(x^2 + 5x - 36)
x^2 + ax + 9x + 9a = x^2 + 5x - 36
ax + 9x = 5x
a + 9 = 5
a = 5 - 9 
a = - 4

The correct result would be x - 4.
</span>
5 0
3 years ago
Describe the solutions inequalities.
lora16 [44]

Step-by-step explanation:

x greater than 9 AND x smaller than 9

x smaller than than 9 OR x greater than 9

x greater than or equal to 9 AND x smaller than or equal to 9

x smaller than or equal to 9 OR x greater than or equal to 9

I dunno if this is what you asked^^

7 0
3 years ago
Manuel bought 9 pounds of apples. He has eaten 3/4 of a pound so far and has​ $15 worth of apples left. Write and solve an equat
Darina [25.2K]
Manuel bought pounds of apples and eat 3/4 of 1 pound
That is 0.75 pounds
Thus 9-0.75=8.25 pounds of apples left with him.
It is given that the cost of 25 pounds of Apple is dollar.
Let the cost of 1 pound of Apple be x.

8.25 multiply X=15

8.25x. 10
————. = ——
8.25. 8.25

X=10
——
8.25

X=1.818181

X=2

Then the cost of Apple is above two dollars per pound
6 0
3 years ago
Read 2 more answers
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