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Reika [66]
3 years ago
11

When adding 2/3 + 4/5, what step must be completed first?

Mathematics
1 answer:
Irina18 [472]3 years ago
6 0

Answer:

you have to find the smallest common denominator

Step-by-step explanation:

so once the fractions have the same denominator you can add them easily and simplify

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Han recorded the number of pages that he read each day for five days. the dot plot shows his data. pages the mean, or average, f
Paul [167]

If the mean of the data set is 32.6. Then the number of pages he read in 5 days is 163.

<h3>What is Mean?</h3>

Mean is simply defined as the average of the given set of numbers. The mean is considered as one of the measures of central tendencies in statistics. The mean is said to be an arithmetic mean. It is the ratio of the sum of the observation to the total number of observations.

Han recorded the number of pages that he read each day for five days.

If the mean of the data set is 32.6 pages. Then the total number of the pages he read till now, will be

Let the total number of the pages be x. Then we have

\rm \dfrac{x}{5} = 32.6\\\\x  \ = 5 \times 32.6 \\\\x  \ = 163

More about the mean link is given below.

brainly.com/question/521501

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5 0
2 years ago
What does AC=?<br> Round your answer to the nearest hundredth. <br><br> Please help
faltersainse [42]

Answer: About 3.06

Step-by-step explanation:

  We can use trigonometry functions to solve for AC. Let the ?, representing AC, be "x" in our mathematical work.

  Since we have the hypotenuse and x is adjacent to the angle given, I am going to use cosine.

      cos(θ) = \frac{adjacent}{hypotenuse }

      cos(40) = \frac{x}{4}

      0.766 ≈ \frac{x}{4}

      3.06 ≈ x

      x ≈ 3.06

4 0
3 years ago
Solve the following linear system by graphing <br> 4x+5y=10<br> 3x-3y=21
Inga [223]

Answer:

y = 2

x = 5

Step-by-step explanation:

4x + 5y = 10 | ×3 |

3x - 3y = 21 | ×4 |

12x + 15y = 30

12x - 12y = 84

____________--

27y = -54

y = -54/27

y = 2

4x + 5y = 10 | ×3 |

3x - 3y = 21 | ×5 |

12x + 15y = 30

15x - 15y = 105

____________+

27x = 135

x = 135/27

x = 5

6 0
4 years ago
5.6× 1/10 i need a answer pls
Usimov [2.4K]

Answer:

0.56

Step-by-step explanation:

Since 1/10 is 0.1 as a decimal you will then change it to 5.6 x 0.1 which would equal 0.56

Hope this helps :)

8 0
3 years ago
Read 2 more answers
Please help and shows workings of the attached screenshot
Ad libitum [116K]

Answer:

Hey, do you know how to screenshot images? There is also a website for Brainly if needed

Step-by-step explanation:

7 0
3 years ago
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