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nexus9112 [7]
3 years ago
13

The expression of 20-31 gives us the distance between the numbers 20 and 31 write a similar expression for the distance between

-5 and -15 and simplify it.
Mathematics
1 answer:
horrorfan [7]3 years ago
6 0

Answer:

After simplifying, our answer is 10

Step-by-step explanation:

20-31 gives the distance between 20 and 30

Now, for -5 and -15

The similar expression to write will be -5-(-15)

Simplifying this, we have;

That would be -5+15 = 10

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Answer:

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Step-by-step explanation:39•7=273

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3 years ago
Solve the system of equations –2 + y = 14 and -5x – 7y=10 by combining the
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Answer:

Step-by-step explanation:

-2+y=14

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3 years ago
Suppose that start-up companies in the area of biotechnology have probability 0.2 of becoming profitable, and that those in the
schepotkina [342]

Answer:

a) 0.03

b) 0.68

c) 0.32

Step-by-step explanation:

We are given the following in the question:

B: companies in the area of biotechnology

I: companies in the area of information technology

P(B) = 0.2

P(I) = 0.15

The two events are given to be independent.

a) P(both companies become profitable)

P(B\cap I) = P(B)\times P(I)\\= 0.2\times 0.15 = 0.03

0.03 is the probability that both companies become profitable

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P(B'\cap I')\\=P(B')\times P(I')\\=(1-P(B))(1-P(I))\\=(1-0.2)(1-0.15)\\=0.68

0.68 is the probability that neither company becomes profitable.

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3 years ago
What number is a common multiple of 5 and 9?
Yakvenalex [24]
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3 years ago
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