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

Cuando se trata Ca3P2 con agua, los productos son Ca(OH)2 y PH3. Calcular el peso máximo obtenido al reaccionar 2 g de Ca3P2 con 1 g de H2O.
What are examples of contact precautions? Check all that apply. donning a respirator when entering a patient’s room donning gloves when entering a patient’s roo
Which figure is an example of perpendicular lines?
8 less than the quotient of 20 and 5
Justin has a savings account. • He started with $70 in his account. • He deposits $15 into the account each week. What is the total amount Justin will have in h
Carbon-11 decays by position emission.The nuclide formed product is
which of ths following best describes how ancient Rome was influenced by the ancient Greece​
Question and answer options in photo please help Zoom in if needed​
(2a + 3b + 1) - (3a + 5b) - (2a - 2b – 3)
7. Find BC. 132 - 51 10x - 33