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Gre4nikov [31]
3 years ago
7

Can you add or subtract 3a and 2b? Why?

Mathematics
2 answers:
Bezzdna [24]3 years ago
8 0
You can’t because they have different variables
RideAnS [48]3 years ago
7 0

Answer:

No

Step-by-step explanation:

They have two different variables.

example: 3a + 2a= 5a

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What is a fraction equivalent to -6/1
pashok25 [27]

Answer:

-18/3

Step-by-step explanation:

Multiply the denominator and numerator by the same whole number.

8 0
3 years ago
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The product of - 6 and a number x, increased by 23 is – 163. What is<br>the number?​
vodka [1.7K]

Answer:

Hope this is correct

4 0
3 years ago
Can somebody please help
Olegator [25]
You add up all of the values on both ends of the table
3 0
3 years ago
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What is the minimum number of clients the travel agent should survey? Note that z=1.96 for a 95% confidence interval.
slega [8]

Answer:

121

Step-by-step explanation:

Given data as per the question

Standard deviation = \sigma = 840

Margin of error = E = 150

Confidence level = c = 95%

For 95% confidence, z = 1.96

based on the above information, the minimum number of clients surveyed by the travel agent is

n = (\frac{z\times \sigma}{E})^2

=  (\frac{1.96\times 840}{150})^2

= 120.47

= 121

hence, the 121 number of clients to be surveyed

Therefore we applied the above formula to determine the minimum number of clients

4 0
3 years ago
Which rule represent the reduction of a figure?
vazorg [7]

Answer:

Correct option: second one

Step-by-step explanation:

Let's check each option to find the correct one.

First option: x and y increase by 2.3 times, so the figure expands. So this is not the correct option.

Second option: x and y decrease 0.52 times, so the figure is reduced. So this is the correct option.

Third option: x and y are translated by 1/3 of their position, so the figure is not reduced.

Fourth option: x and y increase by 7/2 times, so the figure expands. So this is not the correct option.

Correct option: second one

5 0
3 years ago
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