arian60 arian60
  • 14-11-2018
  • Mathematics
contestada

What is the equation of the line that passes through (-3,-7) and (8,-7)?

Respuesta :

gmany
gmany gmany
  • 15-11-2018

The point-slope form:

[tex]y-y_1=m(x-x_1)\\\\m=\dfrac{y_2-y_1}{x_2-x_1}[/tex]

We have the points (-3, -7) and (8, -7). Substitute:

[tex]m=\dfrac{-7-(-7)}{8-(-3)}=\dfrac{0}{11}=0\\\\y-(-7)=0(x-(-3))\\\\y+7=0\to y=-7[/tex]

Answer: y = -7.

It's a horizontal line.


Answer Link

Otras preguntas

What Did The Acorn Say When It Grew Up?
Verify each identity (sin(x))/(1 - cos(x)) - cot(x) = csc(x)
Civilizations in the Americas A. were culturally and linguistically diverse.B. spoke and wrote in the same language.C. developed writing at the same time.D. did
Why did A. Philip Randolph plan a march on Washington?
we (study)......................a very hard lesson the day before yesterday
Use the table to add 287 + 56 vertically. The top row will be for regrouping (numbers that are "carried"). The bottom row will be for your answer. The addends h
Answer all these questions for my japanese class please
Fill in the blanks with the correct verb forms in the present tense.
I like dogs I like cats
Do you agree with the statement, “The House of Burgesses is considered to be the first representative government in the New World”? Why or why not