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

Which geometric shape can be described as a fixed distance along a line?
You are asked to determine the perimeter of the cover of your textbook. you measure the length as 48.28 cm and the width as 24.83 cm. how many significant figur
How do you solve the cubic square root of 80
Find the volume of the cube
find three consecutive even intergers such that the sum of twice the smallest and 4 times the largest is 304. Please help
Changes in technology such as computer automation that reduce production costs will __________ the supply line (shift right).
Can someone please check my history question?
what is the distance between -6 and -3 in the number line
How did railroad grants both reflect and promote national economic growth?
Which measure of central tendency​ (the mean or the​ median) best describes the surface roughness of the sampled pipe​ sections?