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liubo4ka [24]
3 years ago
5

Graph a line that contains the point (6,-5) and has a slope of - 2/3

Mathematics
1 answer:
just olya [345]3 years ago
7 0

Answer:

The equation of line with slope \dfrac{-2}{3}  and passing through points ( 6 , - 5 ) is

y = ( \dfrac{-2}{3} )x - 1   and graph shown

Step-by-step explanation:

Given as :

The points on the line is (6 , - 5)

The slope is m =  \dfrac{-2}{3}

Now, The equation of line with slope \dfrac{-2}{3} and passing through points ( 6 , - 5) is

y = m x + c is the standard line equation

Now , satisfying the points

So, - 5 = ( \dfrac{-2}{3} ) × 6 + c

or, - 5 = \frac{-2\times 6}{3}  + c

Or, - 5 = - 4 +  c

Or, c = - 5 + 4

∴  c = - 1

So, The equation of line with slope \dfrac{-2}{3}  and passing through points ( 6 , - 5 )

y = ( \dfrac{-2}{3} ) × x - 1

Now, Plotting the line on graph

For x = 0 , y = 0 - 1 = -1

For , y = 0 , x = \dfrac{-3}{2}

So, points as ( 0 , - 1) and ( \dfrac{-3}{2} , 0)

Hence , The equation of line with slope \dfrac{-2}{3}  and passing through points ( 6 , - 5 ) is y = ( \dfrac{-2}{3} )x - 1    and graph shown Answer

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95% of the students passed the math final exam. If 200 students take the final, how many students passed? Steps greatly apprecia
Anit [1.1K]

Answer:

190 students

Step-by-step explanation:

Set up a proportion:

95/100 = x/200

Cross multiply:

100x = 19000

Simplify:

x = 190 students

3 0
3 years ago
What is the range of possible sizes for side x? _ < x < _
qwelly [4]

Answer:

2.8 < x < 5.8

Step-by-step explanation:

We must apply the Triangle Inequality Theorem which states that for any triangle with sides a, b, and c:

a + b > c

b + c > a

c + a > b

Here, let's arbitrarily denote a as 4.1, b as 1.3, and c as x. So, let's plug these values into the 3 inequalities listed above:

a + b > c  ⇒  4.1 + 1.3 > x  ⇒  5.8 > x

b + c > a  ⇒  1.3 + x > 4.1  ⇒  x > 2.8

c + a > b  ⇒  x + 4.1 > 1.3  ⇒  x > -2.8

Look at the last two: clearly if x is greater than 2.8 (from the second one), then it will definitely be greater than -2.8 (from the third), so we can just disregard the last inequality.

Thus, the range of possible sizes for x are:

2.8 < x < 5.8

<em>~ an aesthetics lover</em>

8 0
2 years ago
Read 2 more answers
Janelle went to the bank twice and withdrew a total of $40 from
Oduvanchick [21]

Answer:

20$ each visit

Step-by-step explanation

Divide 40 by 2 for her 2 visits to the bank

\frac{40}{2} = 20 \\

<em>Final Answer: </em>20

 

6 0
2 years ago
A cube has side length a. The side lengths are decreased to 20% of their original size. Write an expression in simplest form for
Tanya [424]
Here is the expression:
(0.8a)^3. Hope it help!
5 0
3 years ago
Consider the line segment YZ with endpoints Y(-3,-6) and Z(7,4). What is the y-coordinate of the midpoint of line segment YZ?
tatiyna

Given:

Consider the line segment YZ with endpoints Y(-3,-6) and Z(7,4).

To find:

The y-coordinate of the midpoint of line segment YZ.

Solution:

Midpoint formula:

Midpoint=\left(\dfrac{x_1+x_2}{2},\dfrac{y_1+y_2}{2}\right)

The endpoints of the line segment YZ are Y(-3,-6) and Z(7,4). So, the midpoint of YZ is:

Midpoint=\left(\dfrac{-3+7}{2},\dfrac{-6+4}{2}\right)

Midpoint=\left(\dfrac{4}{2},\dfrac{-2}{2}\right)

Midpoint=\left(2,-1\right)

Therefore, the y-coordinate of the midpoint of line segment YZ is -1.

8 0
3 years ago
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