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Nezavi [6.7K]
2 years ago
11

On a coordinate plane, a line is drawn from point a to point b. point a is at (9, negative 8) and point b is at (negative 6, 7).

what are the x- and y- coordinates of point p on the directed line segment from a to b such that p is two-thirds the length of the line segment from a to b? x = (startfraction m over m n endfraction) (x 2 minus x 1) x 1 y = (startfraction m over m n endfraction) (y 2 minus y 1) y 1 (2, –1) (4, –3) (–1, 2) (3, –2)
Mathematics
1 answer:
kramer2 years ago
7 0

Using proportions, it is found that the coordinates of p in the line segment are given as follows: (-1,2).

<h3>What is a proportion?</h3>

A proportion is a fraction of a total amount, and the measures are related using a rule of three.

In this problem, the points are:

  • Point a(9, -8).
  • Point b(-6, 7).
  • Point p(x, y).

p is two-thirds the length of the line segment from a to b, hence:

p - a = \frac{2}{3}(b - a)

For the x-coordinate, we have that:

x - 9 = \frac{2}{3}(-6 - 9)

x - 9 = -10

x = -1

For the y-coordinate, we have that:

y + 8 = \frac{2}{3}(7 - (-8))

y + 8 = 10

y = 2.

The coordinates of p are (-1,2).

More can be learned about proportions at brainly.com/question/24372153

#SPJ4

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Answer:

106

Explanation:

3a+b2

Substitute the values for the variables:

3(14) + 2(32)

Solve:

3(14) + 2(32)

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106

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Answer:

Dotted linear inequality shaded above passes through (0, 4) and (4, 0). Solid exponential inequality shaded below passes through (negative 2,2) & (0,5)

Step-by-step explanation:

we have

y > -x+4 ----> inequality A

The solution of the inequality A is the shaded area above the dotted line y=-x+4

The dotted line passes through the points (0,4) and (4,0) (y and x-intercepts)

and

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The solution of the inequality B is the shaded area above the solid line y=-(1/2)^{x} +6

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The solution of the system of inequalities is the shaded area between the dotted line and the solid line

see the attached figure

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3 years ago
Ticket for football final selling well, on Thursday 4/7 of the tickets are sold, on Friday 1/4 of the tickets are sold, What fra
sergij07 [2.7K]

Answer:

5/28

Step-by-step explanation:

1/1 represents the whole amount of tickets.

4/7 are sold on Thursday.

an additional 1/4 are did on Friday.

fraction of available tickets on Saturday are therefore

1/1 - 4/7 - 1/4 = 4/1 - 16/7 - 1/1 = 28/1 - 16/1 - 7/1 = 5/1

that means out of 28 equal parts of the total number of tickets 16+7 = 23 parts have been sold.

so, there are only 5 out of the total 28 parts available on Saturday, and the fraction of available tickets is therefore 5/28.

we could have also tried to bring both fractions to the same denominator, and found that this is 28.

and then

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and the whole is 28/28.

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surprise, surprise, it is the same result ...

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2 years ago
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Answer:

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\left \{ {{12x+ 9y=780} \atop {7x + 11y =570}} \right.\\

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Applying the value of "y" we found on the "x" equation above, we have:x = \frac{570 - 11*20}{7}\\x = 50\\

Therefore to rent a jet ski you need to pay $50 and to rent a kayak you need to pay $20

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