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Vinvika [58]
3 years ago
15

How do I simplify this?

Mathematics
1 answer:
Ghella [55]3 years ago
6 0
Simplify the following:
-3 w - 5 (6 z - 2 W) - 5 z
-5 (6 z - 2 W) = 10 W - 30 z:
-3 w + 10 W - 30 z - 5 z
-30 z - 5 z = -35 z:
Answer:  -3 w + 10 W + -35 z
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Please answer number 3.
Alenkasestr [34]

I can't exactly SHOW you where to put the numbers, but I can teach you the process of how you'd do it.

First off, label your number line from 0-15, as it is the simplest. (You'd be counting by 1 per each line). Then, follow this process:

1) Look at the first digit of your value. Place your number according to your first digit. (So, you'd put 0.365 at the 0 line and 3.521 at the 3 line)

2) Look at the second digit of your value. Imagine that between the two main lines (0-1 and 3-4) that there is 10 smaller lines. Then, you can place your number according to your second digit. (So, you'd put 0.365 at the 0.3 line and 3.521 at the 3.5 line).

3) Look at the third digit of your value. Imagine that between the two smaller lines (0.3-0.4 and 3.5-3.6) that there is 10 smaller lines. Then, you can place your number according to your third digit. (So, you'd put 0.365 at the 0.36 line and 3.521 at the 3.52 line).

4) Look at the fourth digit of your value. Imagine that between the two even smaller lines (0.36-0.37 and 3.52-3.53) that there is 10 smaller lines. Then, you can place your number according to your fourth digit. (So you'd place 0.365 at the 0.365 line and 3.521 at the 3.521 line)

6 0
3 years ago
A student wants to find the answer to the question “What is the most popular restaurant in Bedford?” He asks 20 randomly selecte
il63 [147K]

<u>Full question:</u>

A student wants to find the answer to the question “What is the most popular restaurant in Bedford?” He asks 20 randomly selected customers at one local restaurant. Which best describes the accuracy of the results of the survey?

The survey results will be accurate since the sample was chosen randomly.

The survey results will be inaccurate since the entire population should have been surveyed.

The survey results will be inaccurate since the entire sample of the population was eating at the same restaurant.

The survey results will be accurate since the sample represents the population and the population is the target of the survey.

<u>Option C</u>

The survey results will be inaccurate since the entire sample of the population was eating at the same restaurant best describes the accuracy of the results of the survey

<h3><u>Explanation:</u></h3>

In a statistical study, sampling methods relate to how we choose members from the population to be in the research. If a sample isn't randomly chosen, it will reasonably be biased in some way and the data may not be representational of the population.

Efficient interpretation of data is based on real procedures for generating data and sensitive analysis of the data.The efficiency depends on how strongly the sample outlines the population. The sample must contain the attributes of the population to be representative. Here sample is chosen from one local restaurant so it willnot produce efficient analysis result.

6 0
3 years ago
Read 2 more answers
Ralph sold brownies for ​$0.30
Mariulka [41]
<span>.99(15) = 1.35x 14.85 = 1.35x 14.85/1.35 = 11
 
I think it is 15. I am not sure about the proper way to solve this....I just know that if he sold 15 brownies, he could buy 11 packs with exactly no change left over.</span>
7 0
3 years ago
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What is 1+1+1+1+1+1 AND THE answer times 40???
ladessa [460]

Answer:

240

Step-by-step explanation:

1+1+1+1+1+1 = 6

6 x 40 = 240

4 0
3 years ago
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A circle has a radius of 9 cm.
stira [4]

Radius = 9cm

So,

Area of circle = πr²

= π(9)²

= π × 81 cm²

= 81π cm²

8 0
3 years ago
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