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natima [27]
3 years ago
8

I need so.e help with this​

Mathematics
1 answer:
Flauer [41]3 years ago
3 0

Answer:

(3,7) is not a solution

Step-by-step explanation:

You fill in the values x=3 and y=7 in both equations and see if you end up with something that is true.

-5·3 - 2·7 = 23 is not true, because it simplifies to -29 = 23

no need to look further, but if you would, the second equation is also false:

3 + 4·7 = -19 is also not true.

The real solution by the way is (-3, -4).

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10 points! Please Help!
AnnyKZ [126]
I imagine it is C as the distance is 778million km. The closest answer would be 7.2•10^8, and if it were to the power of 9 it would be too large a number to make sense. Hope this helps!
4 0
3 years ago
Suppose that Eitan rolls a fair six-sided die and a fair four-sided die simultaneously. Let A be the event that the sum of the d
murzikaleks [220]

Answer:

Step-by-step explanation:

Part A

Let's see what the total ways of eight might be.

Dice  (6 sides)   Dice (4 sided)

6                               2                            You can't reverse them

5                               3                             You can't reverse these either.

4                               4                              You can't have a meaningful reversal.

That looks like all there is. So what's the universe of this set?

6 * 4 is the total number of combinations.

You have 3 that work.

P(A) = 3/24 = 1/8 = 0.125

=====================

Part B

There are 4 sets of doubles. As you can see, there is not 2 creations, so the answer is

P(B) = 4/24 = 1/6 = 0.1667

=================

Part C

P(A + B) = only 1 instance (4,4)

1/24 = 0.04167

======================

No they are not independent. They can both happen.

4 0
3 years ago
Read 2 more answers
Last time Martha made fruit punch, she used x cups of pineapple juice and y cups of cranberry juice. What expression represents
snow_tiger [21]

Answer:

x + y  

Step-by-step explanation:

Cups of pineapple juice = x

+Cups of cranberry juice = <u>y       </u>  

                       Total cups = x + y

4 0
3 years ago
Which segment is congruent to segment GJ
11Alexandr11 [23.1K]
 <span>well congruent means they must be equal so since from point G to point J is -3 spaces you would just need to find another segment that is also -3 spaces, JM. For the second question i think you mean find the midpoint between NH, and if so you would need to figure out 0 - 6, which gives you -3 which is located at point K. Hope this is the right one.</span>
7 0
3 years ago
8. A bag of Skittles candy contains 8 red, 12 blue, 4 green, and 6 orange. What is
kodGreya [7K]

Answer:

it is a 26:4 probability if you simplify it it would be 6.5:1

Step-by-step explanation:

6 0
3 years ago
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