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maxonik [38]
3 years ago
15

*100 POINTS*

Mathematics
2 answers:
ikadub [295]3 years ago
8 0

Answer:

y = -2x - 4

Step-by-step explanation:

In order to write down the equation of this line in slope-intercept form we will need to know the slope and the y intercept. Since the y intercept is the value of y when x = 0, from this we know that in our case the y intercept is - 4. Now in order of find the slope we can choose any two points on the linear function and then divide the rise by the run of the slope (if you want to understand this more you can read about how to find the slope). In our case I took two points (-2, 0) and (0, -4). Form here we know that the slope is....

Let "m" be the slope...

m = \frac{y_{2}-y_{1}}{x_{2}-x_{1}  }= \frac{-4 - 0}{0 + 2} = \frac{-4}{2} = -2

We know that the slope-intercept looks like y = mx + b (where m is the slope and b is the intercept) so since we know both the slope and the y interest we can conclude the following.

The equation of the linear function show is y = -2x - 4

Mice21 [21]3 years ago
5 0

Answer:

y= -2/1x -4

Step-by-step explanation:

Hope it helped!

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A number is chosen at random from 1 to 25 find the probability of selecting a number less than 4​
stira [4]

3/25 I hope I helped

7 0
3 years ago
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A group of children share 11 3/7 vegetarian pizzas. Each child receives 10/14 of a pizza. How many children are in the group
7nadin3 [17]
8 children because
11 3/7 is equal to 83/14
If each child receives 10/14
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Hope this helps!
5 0
3 years ago
What is thirty times twenty
wariber [46]

Answer:

600

Step-by-step explanation:

How to do it in your head (secret):

3*2 = 6

add 2 zeros after the 6 since there are 2 zeros in total in this equation 2<u><em>0 </em></u>and 3<u><em>0</em></u> so:

30*20 = 600

:D

6 0
3 years ago
Read 2 more answers
Determine the domain of the function h=9x/x(x^2-49)
Juliette [100K]

ANSWER

( -  \infty , - 7) \cup( - 7 , 0) \cup(0 , 7 )\cup(7 , +   \infty )

EXPLANATION

The given function is

h(x) =  \frac{9x}{x( {x}^{2} - 49) }

This function is defined for values where the denominator is not equal to zero.

x( {x}^{2}  - 49) \ne0

x(x - 7)(x + 7) = 0

The domain is

x \ne - 7, x \ne0, \: and \:  x \ne 7,

Or

( -  \infty , - 7) \cup( - 7 , 0) \cup(0 , 7 )\cup(7 , +   \infty )

8 0
3 years ago
Factor 21x + 15y=....<br> Please show how you got your answer.
docker41 [41]

Answer:

3(7x + 5y)

Step-by-step explanation:

the highest common factor for this equation is 3, as 21/3 = 7 and 15/3 = 5, and 5 and 7 have no more common factors:

thus - > 21x + 15y = 3(7x + 5y)

8 0
3 years ago
Read 2 more answers
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