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Fantom [35]
3 years ago
13

Explain why (5,-2) and (-2,5) do not represent the same point

Mathematics
1 answer:
Salsk061 [2.6K]3 years ago
7 0
Let A(5,-2) and B(-2, 5)

To get A we have to go 5 units horizontally (5 on the right) and - 2 units vertically, (down 2 ) whereas for  B(-2,5):

 To get B we have to go -2 units horizontally (2 on the LEFT) and 5 units vertically, (UP 5)





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Delaney bought a new car for $34,742 she was surprised that the dealer then added 1,945.55. what was the sales tax rate for this
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Answer:

5.6%

Step-by-step explanation:

$34,742. X 5.6% = $1,945.55

6 0
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A dealer bought an article for $7 sold it for $8 bought it back for $9 and then sold it for $10 how much profit did he make
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To the total amount of money that a dealer spent is $7 + $9 or %16. His revenue from selling the same articles is $8 + $10 which is equal to $18. The profit is the difference between the total revenue and total cost. 
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3 years ago
An oil rig has a height of 74.98 m visible above water and extends 518.16 m below the surface to the sea floor. What is the tota
pashok25 [27]

Answer:

  1. So you know that the height that is visible above x=0 is 74.98 m
  2. From x=0 below it has a total height of 518.16m to the sea floor

That tells us that we have two parts account for

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8 0
2 years ago
Read 2 more answers
The sum of two numbers is 48. If one third of one number is 5 greater than one sixth of another number, which of the following i
lubasha [3.4K]
<span>The sum of two numbers is 48.
a + b = 48
;
If one third of one number is 5 greater than one sixth of another number,
a = b + 5
multiply both sides by 6, cancel the fractions
2a = b + 30
2a - b = 30
</span><span>use elimination to solve this
a + b = 48
2a - b =30
-------------Addition eliminates b, find a
3a = 78
a = 
a = 26
then
26 + b = 48
b = 48 - 26

b = 22</span>
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3 years ago
What is 12% of 18? Show work
tatuchka [14]

Answer:

2.16

Step-by-step explanation:

12/100=0.12

18 · 0.12=2.16

7 0
3 years ago
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