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

Given a circle with a diameter of 4, what is the circumference? A) 3 pi B) 4 pi C) 6 pi D) 8 pi
A rectangle has a perimeter of p centimeters. Its width is b centimeters. Its length is double its width. Express p in terms of b.
Convert 3.5 yards to feet round answers to the nearest tenth
One of the main ways that families promote social health is by
PLEASE PLEASE HELP ASAP
Which technique is most appropriate to use to solve each equation. (X+3) (x+2)=0
The number of units expected to be sold is uniformly distributed between 300 and 500. If r is a random number between 0 and 1, then the proper expression for sa
a civilization whose impact can be felt on history for a very long time is called?​
Define synapsis. In what stage does it occur?
Which of the following values have 3 significant figures ? 85.3,36.05,50,121