Falconator303 Falconator303
  • 02-09-2020
  • Mathematics
contestada

Write an absolute value equation that has the solutions $x=8$ and $x=18$

Respuesta :

surjithayer10 surjithayer10
  • 02-09-2020

Answer:

Step-by-step explanation:

Let |x-a|=b

then x-a=±b

so x-a=b

or x=a+b

so a+b=18   ...(1)

and x-a=-b

or x=a-b

or a-b=8   ...(2)

adding (1) and (2)

2a=26

a=26/2=13

subtract (2) from (1)

2b=10

b=10/2=5

|x-13|=5

Answer Link

Otras preguntas

how and why do engineers use models?
There are 7 books on the floor. The number of books on the shelf is 2 more than 3 times the number of books on the floor. How many books are on the shelf?
Which of the following does not represent a fundamental reason as to why all poverty relief programs that create or perpetuate dependence/reward sloth or level
the quote "putting yourself in another person's shoes" is another way of describing a. looking at a problem from the other person's viewpoint. b. changing roles
Citizens hold all the political power is a
what were the main functions of a guild? a. to protect the interests of people working in an industry and maintain standards within the industry b. to demand go
what is the answer please.
What would you do if you became a president of the United States? Write down.
Marion wants to know exactly what her mortgage payments will be each month. What type of mortgage would be her best choice? A-variable rate B-escrow C-fixed rat
what theme does martin luther king, jr. develop in his nobel prize acceptance speech?