monicamedina197 monicamedina197
  • 17-10-2017
  • Mathematics
contestada

Find the extraneous solution of the equation |2x−10|=−3x

Respuesta :

Аноним Аноним
  • 17-10-2017
|2x - 10| = -3x
Open absolute value symbol
2x - 10 = 3x
OR
2x - 10 = -3x

x = -10
OR
x = 2

Plug them in...
|2(-10) - 10| = -3(-10)
30 = 30
x = -10 is not the extraneous solution.

|2(2) - 10| = -3(2)
6 ≠ -6
x=2 is the extraneous solution.
Have an awesome day! :)
Answer Link

Otras preguntas

como resolver 4 2/3 - 1 1/2 +7
Emperor Hadrian had a wall built to separate the Romans from the Barbarians in what is now which country? A. Ireland B. Scotland C. France D. Wales
Which statement best represents LiYoung Lee's thoughts about eating peaches in "From Blossoms"? A. We should be sure to always buy fresh peaches. B. We should n
Name the coefficients in the expression: 4x + 9 – 1y
Which emperor, despite his reputation as a cruel and barbaric leader, is also well known for the large public baths constructed under his rule A) Caligula B)
The area of San Bernardino County, California, is the largest county in the United States, is about 3 to the 9 power square miles.Write this as an expression.W
how is the end result of mitosis different than the end result of meiosis
This is my argument essay tell me how I should fix it or if it is good****** Should there be anti-bullying programs in every school? Bullying is a form of ag
whatis the circumference of a circle with a radius of 34
The atomic number of barium is 56. What do you know about the subatomic particles in an atom of this element?