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never [62]
3 years ago
7

What is the x-coordinate of the point that divides the directed line segment from J to K into a ratio of 2:5?

Mathematics
2 answers:
mixer [17]3 years ago
4 0

The given end points of the line of the given graph are J(-6,-2) and K( 8,-9).

We need to find the coordinate of x that divide the line segment from J to K in 2:5 ratio.

We are given formula also.

x=\left(\frac{m}{m+n}\right)\left(x_2-x_1\right)+x_1

We have m = 2, n= 5, x1 = -6 and x2 = 8.

Plugging those values of m, n, x1 and x2 in above formula, we get

x=\left(\frac{2}{2+5}\right)\left(8-\left(-6\right)\right)+\left(-6\right)

=\frac{2}{7}\left(8+6\right)-6

=\frac{2\cdot \:14}{7}-6

=4-6

x=-2

<h3>Therefore, correct option is 2nd option -2.</h3>
Dmitry_Shevchenko [17]3 years ago
3 0

Answer:

it is -2 oprion 2

Step-by-step explanation:

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Step-by-step explanation:

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A student runs 35 m east and then 12 m west. What is the distance run by the
ValentinkaMS [17]

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2 years ago
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2. Solve x - 19 &lt;81. Then graph the solution.
mr_godi [17]

Answer:

x<100

Step-by-step explanation:

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x-19<81

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x-19+19<81+19

x<100

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4 0
2 years ago
If y varies inversely as x and y = 27 when x = 12 , find x when y = - 9 .
Sergio039 [100]

Answer:

x = - 36

Step-by-step explanation:

Given that y varies inversely as x then the equation relating them is

y = \frac{k}{x} ← k is the constant of variation

To find k use the condition y = 27 when x = 12, then

k = yx = 27 × 12 = 324, thus

y = \frac{324}{x} ← is the equation of variation

When y = - 9, then

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3 years ago
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