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Ostrovityanka [42]
3 years ago
5

2x+y=4

Mathematics
1 answer:
lara31 [8.8K]3 years ago
3 0

Step-by-step explanation:

2x+y=4 then -6x -3y=-12

||-6x-3y=-12

|| 6x+5y=16

so 2y=4 and y=2

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18. What value of b will make the equation have no solution?<br> 6x + 4 = 4bx – 2
MrRissso [65]

Answer: B is what 6 x +4 = to 4bx - 2 is 6x plus 4 = to 24 then 4bx - 2 is  YA so b is Y

5 0
4 years ago
X2 + 13x = -22 solve for x
aliya0001 [1]
I believe the answer would be -2 and -11 hope this helped!
3 0
3 years ago
Please just give me the answer
Ber [7]

9514 1404 393

Answer:

  8

Step-by-step explanation:

The Pythagorean theorem tells you of the relation ...

  x² + 6² = 10² . . . . . . . . . squares of sides total to the square of hypotenuse

  x² = 100 -36 = 64 . . . . . subtract 6²

  x = √64 = 8 . . . . . . . . . . square root

The length of side x is 8 units.

4 0
3 years ago
How many movies are 120 minutes or less in length?
borishaifa [10]

The movies of 120 min or less than 120 mins are 100

Further explanation:

A histogram is a visual representation of data.

In the given histogram we can see that

5 movies are 0 to 30 minutes, 10 movies are 31 to 60 minutes, 30 movies are 61 to 90 minutes, 55 movies are 91 to 120 minutes, and 15 movies are over 120 minutes.

In order to find the number of movies which are 120 minutes long or less than 120 minutes we will add up all the number of movies with 120 length and less than that

So,

No.\ of\ movies\ 120\ min\ long\ or\ less\ than\ that = 5+10+30+55\\=100\ movies

The movies of 120 min or less than 120 mins are 100

Keywords: Histogram, reading histograms

Learn more about histograms at:

  • brainly.com/question/7439913
  • brainly.com/question/647573

#LearnwithBrainly

6 0
3 years ago
A circular pool has a radius of 3.2 meters. which is closest to the area of the pool
almond37 [142]

Answer:

32.17

Step-by-step explanation:

A= \pi × r^{2}

A= \pi × 3.2^{2} ≈ 32.16991

A= 32.17

3 0
3 years ago
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