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

Write the main sources of landpollution and describe anytwo of them​
You're reading from the journal of a European explorer from the early 1600s. In one passage, the explorer describes sitting on the Atlantic Ocean with little wi
Find the common factors and the GCF of 8 and 24
A person absentmindedly walks off the edge of a tall cliff. They will fall 50 m into either deadly rocks or a safe lake below the cliff. The lake is 12 meters a
x+2y=4 find the value x³+8y³+24xy
determine the product (4.2×10^-1)+(5.7+10^-1)​
Franklin Construction Company build a sidewalk around two sides of a new library, as shown in the figure. what is the area of the sidewalk.​please help
16. In the figure above, DG is the angle bisector of measure of angle
A bag contains 222 red marbles, 222 green marbles, and 444 blue marbles. If we choose a marble, then another marble without putting the first one back in the ba
Each snack at the concessionstand is priced at $4.00. All of thesnacks cost a total of $86.56.How many snacks will need to besold in order to make a minimumprof