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adoni [48]
2 years ago
9

Can we say that -3 belongs to the set of rational numbers? Give reason to support your answer.

Mathematics
1 answer:
Mariana [72]2 years ago
3 0

Answer:

Step-by-step explanation:

Yes.

Since the universal set of rational numbers range from negative infinity of rational numbers to positive infinity of national numbers, then -3 is part of the of rational numbers set.

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Answer:

x=5,y=-12

Step-by-step explanation:

You add the two equations to get: 4x=20

Then you get x=5.

You plug this in to x-y=17 to get y=-12

The answer is x=5 and y=-12

8 0
3 years ago
A test requires that you answer either part A or part B. Part A consists of 7 true-false questions, and part B consists of 5 mul
jeka94

Answer: 3253

Step-by-step explanation:

Given : A test requires that you answer either part A or part B.

Part A consists of 7 true-false questions.

i.e.  there are 2 choices to answer each question.

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Now, the number of  different ways to completed answer sheets are possible=  128+3125=3253          [Add (1) and (2) ]

5 0
4 years ago
There are 12 students who wish to enroll in a particular course. there are only five seats left in the classroom. how many diffe
siniylev [52]
792 is the answer

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3 years ago
Select all that apply. To write a percent as a decimal, _____. move the decimal point two places to the left multiply by 100 mov
liq [111]

To write a percent as a decimal- move the decimal point two places to the left and divide by 100.

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Here, we can see that we have moved the decimal to two places on the left side.

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3 years ago
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Answer:

36

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