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

Write the expression 12 x 4^2 in words
PLZ HELP!!!!! Answer the question properly plz I will mark you as brainliest :D What connection does the author draw between Granuaile and the Queen? If you kno
Find the value of x in the isosceles triangle shown below.
Which of the following could be a disadvantage of living under an authoritarian government? OA. The education systems are usually very strict. OB. Citizens have
Can someone help me?!!
copy the words exactly as below
someone please help me I need 7 and 8​
what is the best definition of the term imagery​
How do performance expectation change over time for a technology?
What are the 4 main components of an effective conclusion in an Argumentative essay? Check 4 that apply. A closing transition phrase A signal phrase identifyin