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Alexeev081 [22]
4 years ago
4

How many solutions does this linear system have? y = 2x – 5 –8x – 4y = –20 one solution: (–2.5, 0) one solution: (2.5, 0) no sol

ution infinite number of solutions
Mathematics
2 answers:
Elina [12.6K]4 years ago
7 0

Answer:

its B

bc purrr periodt miss gurl

Step-by-step explanation:

Tema [17]4 years ago
4 0

Answer: b. one solution: (2.5, 0).

Step-by-step explanation:

y = 2x - 5

-8x - 4y = -20

-8x - 4y = -20

-8x - 4 * (2x - 5) = -20

-8x - 8x + 20 = -20

20 + 20 = 16x

16x = 40

x = 40/16

x = 2.5   y = 2x - 5 = 2 * 2.5 - 5 = 5 - 5 = 0

(x, y) = (2.5, 0)

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What’s is 2 1/2 divided 1/3
Marat540 [252]

Answer:

7\frac{1}{2}

Step-by-step explanation:

2\frac{1}{2} * the reciprocal of \frac{1}{3}

To find reciprocal, flip the top and the bottom.

So \frac{1}{3} would be \frac{3}{1}.

Multiply like normal.

6 0
4 years ago
Find the slope of the line passing through the points using the slope formula
r-ruslan [8.4K]

The slope formula is m= y2-y1/x2-x1.

m= 4-0/2-5

m=4/-3

Therefore, 4/-3 is the slope.

7 0
3 years ago
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Oduvanchick [21]
The answer would be D) 99
5 0
3 years ago
Yellowstone National Park is a popular field trip destination. This year the senior class at High School A and the senior class
Rina8888 [55]

Each van carries 13 students and each bus carries 25 students.

<h3><u>Distribution</u></h3>

Given that the senior class at High School A and the senior class at High School B both planned trips to Yellowstone, and the senior class at High School A rented and filled 5 vans and 2 buses with 115 students, while High School B rented and filled 1 van and 6 buses with 163 students, and each van carried the same number of students and each bus carried the same number of students, to determine the number of students in each van and in each bus, the following calculation must be made:

  • 5X + 2Y = 115
  • 1X + 6Y = 163
  • 5X + 2Y = 115
  • 5X + 30Y = 815
  • 815 - 115 = 28Y
  • 700 = 28Y
  • Y = 700 / 28
  • y = 25
  • 1X + 6x25 = 163
  • 1X = 163 - 150
  • X = 13

Therefore, each van carries 13 students and each bus carries 25 students.

Learn more about distribution in brainly.com/question/14310262

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6 0
2 years ago
Write the equation of the line with slope of 2 and y-intercept (0, 15).
mr_godi [17]

Answer:

y = 2x + 15

Step-by-step explanation:

The slope-intercept form of the equation of a line is

y = mx + b

where m is the slope, and b is the y-coordinate of the y-intercept.

slope = m = 2

y-intercept = b = 15

y = 2x + 15

3 0
3 years ago
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