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docker41 [41]
3 years ago
9

Find the equation of the line

Mathematics
2 answers:
Alona [7]3 years ago
8 0

Given:

A line passes through two points are (2,11) and (-8,-19).

To find:

The equation of the line.

Solution:

The line passes through two points are (2,11) and (-8,-19). So, the equation of line is

y-y_1=\dfrac{y_2-y_1}{x_2-x_1}(x-x_1)

y-11=\dfrac{-19-11}{-8-2}(x-2)

y-11=\dfrac{-30}{-10}(x-2)

y-11=3(x-2)

Using distributive property, we get

y-11=3(x)+3(-2)

y-11=3x-6

Adding 11 on both sides, we get

y=3x-6+11

y=3x+5

Therefore, the equation of line is y=3x+5. So, the missing values are 3 and 5 respectively.

fomenos3 years ago
3 0

Answer: 3x+5

Step-by-step explanation:

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3 years ago
Perpendicular to y=4x-7; contains the point (4,3)
san4es73 [151]
Okay, so a general rule for finding perpendicular lines in the form of y = mx + b is y = (-1/m) + b.
First, let's ignore b (-7) because we're going to find that later.
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Alright, so now let's plug in the values. They are in the form of (x,y), so let's plug them in accordingly.

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3 years ago
A 40-inch board is to be cut into three pieces so that the second piece is 3 times as long as the first piece and the third piec
tiny-mole [99]

Answer:

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Step-by-step explanation:

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Therefore, the first piece is 5 inches long, while the second is 15 inches and the third 20 inches.

8 0
3 years ago
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he will do 19 pushups

Step-by-step explanation:

He will do 19 push ups because the pattern Is going up by 3 each days so if you add 3 to 16 you will get 19!!!!!

Hope This Helped :)

7 0
3 years ago
Read 2 more answers
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4 years ago
Read 2 more answers
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