Abdelmoudjibmadouri Abdelmoudjibmadouri
  • 03-02-2021
  • Mathematics
contestada

For what value of k is the line through the points (3, 2k + 1) and (8, 4k − 5) parallel
to the x-axis?
(A) −1 (B) 3 (C) 2 (D) 0 (E) −4

Respuesta :

AFOKE88 AFOKE88
  • 08-02-2021

Answer:

B: 3

Step-by-step explanation:

For the line to be parrallel to the x-axis, it means the slope is zero.

Thus;

(y2 - y1)/(x2 - x1) = 0

(4k - 5 - (2k + 1))/(8 - 3) = 0

4k - 5 - 2k - 1 = 0

2k - 6 = 0

2k = 6

k = 6/2

k = 3

Answer Link

Otras preguntas

I have read this question about 8 times and I’m still stuck on it
Given the triangle shown below, find the length of [BC]​
The new school copy machine makes 3,480 copies per hour. How many copies does the machine make per minute? How did you get your answer?
In the elimination method would you add or subtract the following system? (Elimi 2x+5y=-2 -2x-7y=-6 (1 Point) Add Subtract (Worth 10 points)
Please please please help...I really need help with this thank thank you 99 points. Which point on the number line is closest to the product of the numbers gra
_[blank]_ para navegar por los rápidos. Which nosotros command with a pronoun fills the blank correctly? Preparémonos Vayamos a preparar No preparémonos No prep
Using the diagram below, which of the following proportionality statements are true? Select all that apply.
I'm begging you. Please help me. Its 12:23 at night and these are the last problems. I am BEGGING you. PLEASE don't steal these points, or put in a fake link.
Es el punto donde termina el área de un país y empieza otro. a. el pasaporte b. la frontera c. la aduana
Plz help me with this