ari3238 ari3238
  • 01-04-2020
  • Mathematics
contestada

A line contains the points (4,2) and (0,-1). What is the equation of the line?

Respuesta :

nktselepov
nktselepov nktselepov
  • 01-04-2020

the equation of the line is

[tex]y=kx+b[/tex]

let's create a system of equations

[tex]\left \{ {{2=4k+b} \atop {-1=0k+b}} \right. \\b=-1\\\\2=4x-1\\4k=3\\k=0,75[/tex]

so, the equation of the line is

[tex]y=0,75x-1[/tex]

P.S. Hello from Russia

Answer Link

Otras preguntas

4x + y = 10 7x + 2y = 17
Play the spectrogram at normal speed and slowed down. How many calls did the bats make?
WILL GIVE BRAINLIEST, THANKS, AND 5 STARS. Explain the 4 treatment suggestions for a concussion. (PART 1) Discuss 4 different tips/precautions for preventing
what are the coordinates of a point where graph of y=x2+3x+2 crosses the x axis
Make a title about the short paragraph and write a statement that is your own opinion about the paragraph
4x : 3 = 6 : 5 Calculate the value of x.
What does really poor service look like? It is easy to explain the rules of superior service and what should be done, but what about bad customer service? Expla
How do you write –514 11/12 as a decimal
Communication in a restaurant setting is incredibly important. Identify and describe three interactions: between two coworkers, an employer, an employee, and a
What is an appropriate way to differentiate alphabet knowledge instruction?