mariateresa mariateresa

01-11-2017
Mathematics

contestada

How do I solve this?

How do I solve this class=

Respuesta :

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

Determine if the equation below is a function with independent variable x. If so, find the domain. If not, find a value of x to which there corresponds more tha

Dr. Fiore conducts a study in which two groups of participants work on challenging puzzles: one group is extrinsically motivated, whereas the other is intrinsic

Find the similarity ratio of a prism with a surface area of 36 cm² to a similar prism with a surface area of 400 cm? a 10:3 b. 27:1,000 C 3.10 d. 1,000:27 Pleas

Which best explains a difference between Anne's and Mr. Frank's viewpoints? A. Mr. Frank believes the D-day invasion is a good sign; Anne does not. B. Mr. Frank

solve for x x/2a+x/3b=1

Your grandfather explains to you how to use his new multifunctional phone. You ask him where he learned to use his new phone but he cannot recall. Trying his be

Last week, a coral reef grew 19.8mm taller. How much did it grow in meters?

What was the result of the Kennedy administration’s interaction in Vietnam?

At year end, the Tangshan China Company balance sheet showed total assets of $60 million, total liabilities (including preferred stock) of $45 million, and

Marissa is in the 4th month of her first pregnancy. Although she has no major health problems, her pre-pregnancy BMI was 32.2. Based on this information, she ha