mariateresa
mariateresa mariateresa
  • 01-11-2017
  • Mathematics
contestada

How do I solve this?

How do I solve this class=

Respuesta :

mathstudent55
mathstudent55 mathstudent55
  • 01-11-2017
First, you isolate the absolute value.

4 + 8|2b| = 84

8|2b| = 80

|2b| = 10

Now to solve the absolute value part, set what is inside the absolute value equal to 10 and set it equal to -10 and solve both equations.

2b = 10   or   2b = -10

b = 5   or b = -5
Answer Link

Otras preguntas

Plz help me with this question
what is (-1.7588 × 10^11 C/Kg)(1.309 × 10^-15 Kg)
Why can two igneous rocks have the same materials but different names?
which factors affect one's nutritional intake?
Select all that apply. The historical method includes what steps? analysis of data, classifying data, guessing about data, giving opinions on data, reporting
What were two groups in Russia who were mistreated under the Russification policy? Christians Jews Germans serfs and peasants nobles
A store sells notebooks for $3 each and does not charge sales tax. If x represents the number of notebooks Adele buys and y represents the total cost of the not
What is 11.16 times 3.27??
Write the fact family for the number 32,8 and 4
To make a song flow smoothly from note to note, which parameter would a composer adjust?