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Kitty [74]
3 years ago
9

Resuelve la ecuación de la recta que pasa por el punto A (2, – 4) y tiene una pendiente de – 1/3. Utiliza la Ecuación de la Rect

a Punto- Pendiente: Ayuda plisssss
Mathematics
1 answer:
ExtremeBDS [4]3 years ago
6 0

Answer:

y+4=-\dfrac{1}{3}(x-2)

Step-by-step explanation:

(x_1,y_1)=A(2, -4)\\\\x_1=2, y_1=-4\\\\m= -\dfrac{1}{3}

Sustituir en: y-y_1=m(x-x_1)

y-(-4)=-\dfrac{1}{3}(x-2)\\y+4=-\dfrac{1}{3}(x-2)

La ecuación de la línea punto-pendiente es:

y+4=-\dfrac{1}{3}(x-2)

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I need help someone please help me please
Butoxors [25]

Answer:

AC = 13.3

Step-by-step explanation:

6+4 = AB

10 / 6 = AC / 8

AC = 13.3

8 0
3 years ago
if selina 8% commission on sales.on one sale,her commission was $20.40.what was the amount of that sales
Art [367]

Answer:

255

Step-by-step explanation:

8

20.40

=

100

x

%

$

8

x

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×

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100

8

x

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$

255

Method 2:

20.40 x

% you want

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5 0
4 years ago
11/12 / 2 5/8dividing fractions!!
andrew-mc [135]
(11/12) / (2 5/8) = ...turn mixed numbers to improper fractions
(11/12) / (21/8) = ...when dividing fractions, flip what u r dividing by, then multiply
11/12 * 8/21 = 88/252 reduces to 22/63

3 0
3 years ago
Which of the following expressions is equal to -12 ?
Ierofanga [76]

Answer:

c. 5 - 17

Step-by-step explanation:

a. -15 - 3 = -18

b. -3 - (-9) = 6

c. 5 - 17 = -12

d. -6 - (-6) = 0

6 0
3 years ago
Read 2 more answers
Plz tell me the aswer and how you worked it out. A tree grows to a height of 13.75m over 5 1/2 years. What is the average annual
marin [14]
1. Take your 13.75 and 5 1/2 and put it into a dividing table 
           _______
     5.5 I13.75               

                              you need to get your decimal out of deviser (5.5) will now be (55) because you moved the decimal over there you also need to move the decimal that is on the inside to and it will be (137.5)

2. When you divide you would get 2.5 

3. Now you would know how much the tree grew over the 5 1/2 years.

ANSWER:  2.5m a year!

Hope this helped! 

:)
4 0
3 years ago
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