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Yuliya22 [10]
3 years ago
11

What's the slope line between (19, -16) and (-7, -15)

Mathematics
2 answers:
White raven [17]3 years ago
6 0

Answer:

-26

Step-by-step explanation:

To find the slope a line, we need to find the rise over run between two points.

\frac{rise}{run} = \frac{-7-19}{-15-(-16)}

     = \frac{-26}{1}

     = -26

The slope is -26

Elza [17]3 years ago
4 0

Answer:

-1/26

Step-by-step explanation:

m = -16 - (-15) / 19 - (-7)

m = -1/26

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What is the equation of the following line? Be sure to scroll down first to see
solniwko [45]

Answer:

only A is correct

Step-by-step explanation:

To get the equation of the given line, we just have to see if the point given fits into any of the equation

The given point is (15,3)

a) y = 1/5x = 1/5 * 15 = 3

This is correct

b) y = -5(-75) = -375; this is not correct

c) y = 3x

y = 3(15) = 45

This is not correct

d) y = 15x

y = 15(15) = 225

This is incorrect

e) y = -1/5x

y = -1/5 * 15 = -3

This is incorrect

f) y = 5x

y = 5(15) = 75

This is also incorrect

7 0
3 years ago
If price rises, what happens to supply for a product? Group of answer choices a.It does not change. b.Uncertain-economic theory
Kisachek [45]

Answer:

c.It increases.

Step-by-step explanation:

The Law of Supply and Demand states that:

The higher the prices, the higher the supply, the lower the demand. This means that at a higher price, sellers will try to sell more of the product(increasing supply), but buyers will buy less of this product(decreasing demand).

So the correct answer is:

c.It increases.

7 0
3 years ago
26. Matthew factored a 5th-order polynomial. Four of the factors are: (x-2), (x+2i), (x-4), and (x+4) .
Keith_Richards [23]
Short Answer C
Remark
You may think there is no way to resolve this. Either of the first two look like they might work and you cannot be sure what you will get with the last two unless you know.

The answer is one of the last two. The equation cannot have just one or even a large number of complex numbers. When you are factoring a polynomial, the number of complex numbers must be even.

The complex root you have is x + 2i. Its partner is x - 2i
The complete equation would be
y = (x - 2i)(x + 2i) (x - 2)(x + 4)(x - 4)
I'll edit to add the graph.


4 0
4 years ago
Reflect shape A in the x-axis.<br> I have 20 min to complete this
Westkost [7]

Answer:

Step-by-step explanation:

6 0
2 years ago
7b squared -21b-273=7
guajiro [1.7K]

Answer:

Given 7b²-21b-273=7, the solutions are x1 = 8 and x2 = -5.

Step-by-step explanation:

Given 7b²-21b-273=7, first you need to equal zero. So

7b²-21b-273-7=0 ⇒ 7b²-21b-280 = 0

The secon step is to find the solutions applying Bhaskara´s formula x = (-b ± √(b²-4×a×c))/2×a

Where a=7, b= -21 and c= -280

After you identified each term, you have to replace it on the formula so....

x = (21 ± √(21² - 4×7×(-280)))/2×7 ⇒ x = (21 ± √(441 + 7840))/14                   ⇒ x = (21 ± √8281)/14

Then you will obtain two values for x, called x1 = 8 and x2=-5.

8 0
4 years ago
Read 2 more answers
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