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ELEN [110]
3 years ago
8

Multi-step equations is what this is

Mathematics
1 answer:
lutik1710 [3]3 years ago
3 0

Answer:

The equation to find the price of one T-shirt is (10+13+9)x =353.

Price of one T-shirt is approximately $11.031.

Step-by-step explanation:

Given:

Number of T shirts sold by Pedro = 10

Number of T-shirts sold by Alison = 13

Number of T- shirts sold by Lorna = 9

Total Amount raised = $353

We need to find the price of one T-shirt.

Solution:

Let the price of one T-shirt be 'x'.

Now We know that;

Total Amount raised is equal  price of one T-shirt multiplied by the sum of Number of T shirts sold by Pedro, Number of T-shirts sold by Alison and Number of T- shirts sold by Lorna,

framing in equation form we get;

(10+13+9)x =353

Hence The equation to find the price of one T-shirt is (10+13+9)x =353.

On Solving the equation we get;

32x=353

Now By using Division Property we will divide both side by 32 we get;

\frac{32x}{32}=\frac{353}{32}\\\\x= \$11.031

Hence Price of one T-shirt is approximately $11.031.

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Given the figure below, which of the following points name a line segment, a line, or a ray?
GuDViN [60]

Answer:

line

Step-by-step explanation:

A line segment is a part of a line.


4 0
3 years ago
The probability that a randomly chosen person has a dog is 0.34. The probability that a randomly chosen person will have a dog a
Elina [12.6K]

Taking into definition of probability, the probability that a randomly chosen person is not walking in the park is 0.91.

<h3>Definition of Probabitity</h3>

Probability is the possibility that a phenomenon or an event will happen, given certain circumstances. It is expressed as a percentage.

<h3>Union of events</h3>

The union of events, AUB, is the event formed by all the elements of A and B. That is, the event AUB is verified when one of the two, A or B, or both occurs. AUB is read as "A or B".

The probability of the union of two compatible events is calculated as the sum of their probabilities subtracting the probability of their intersection:

P(A∪B)= P(A) + P(B) -P(A∩B)

<h3>Complementary event</h3>

A complementary event is made up of the inverse of the results of another event. That is, That is, given an event A, a complementary event is verified as long as the event A is not verified.

The probability of occurrence of the complementary event A' will be:

P(A´)= 1- P(A)

<h3>Events and probability in this case</h3>

In first place, let's define the following events:

  • D: a person has a dog.
  • W: a person is walking in the park.

Then you know:

  • P(D)= 0.34
  • P(D and W)= P(D∩W)= 0.03 [The intersection of events, A ∩ B, is the event formed by all the elements that are, at the same time, from A and B. That is, the event A ∩ B is verified when A and B occur simultaneously.]
  • P(D or W)= P(D∪W)= 0.40

In this case, considering the definition of union of eventes, the probability that a randomly chosen person is walking in the park is calculated as:

P(D∪W)= P(D) + P(W) -P(D∩W)

0.40= 0.34 + P(W) -0.03

Solving:

0.40= 0.31 + P(W)

0.40 - 0.31= P(W)

<u><em>0.09= P(W)</em></u>

Then, the probability that a randomly chosen person is walking in the park is 0.09.

Considering the definition of the complementary event and its probability, the probability that a randomly chosen person is NOT walking in the park is calculated as:

P [W']= 1- P(W)

Replacing and solving:

P [W']= 1 - 0.09

P [W']= 0.91

Finally, the probability that a randomly chosen person is not walking in the park is 0.91.

Learn more about probability:

brainly.com/question/25839839

brainly.com/question/26038361

#SPJ1

7 0
2 years ago
Which fraction is NOT equivalent to
Alenkinab [10]

1/3

7/12

9/12

1/4

and more

3 0
3 years ago
Can someone please help me out? What's the answer to 4 1/2 plus 3 3/4 ?​
Oksanka [162]

Answer:

8 1/4

Step-by-step explanation:

4 1/2 + 3 3/4   make the denominators the same

4 2/4 + 3 3/4   add the whole numbers

7 + 2/4 +3/4   add the fractions

8 1/4

7 0
3 years ago
Read 2 more answers
I think A or D is correct please help will reward brainlest
Basile [38]

The answer to this question is D: 2. To solve this, you must work backwards, and what's the oppsite of addition? Subtraction! Take 2.34, your final answer, and subtract .34 from it, and you end up with 2! I hope this helped! Could I possible get brainliest?

4 0
3 years ago
Read 2 more answers
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