Arim1 Arim1
  • 25-04-2018
  • Mathematics
contestada

evaluate the expression |4b-4| +3b for b= -2

A. 6
B. -18
C. 10
D. 18

Respuesta :

AnimeBrainly
AnimeBrainly AnimeBrainly
  • 25-04-2018
b = -2 

plug in -2 for b

|4(-2) - 4| + 3(-2)

4(-2) = -8

|-8 - 4| = |-12|

3(-2) = -6

|-12| - 6

|x| is a absolute value of x, so that no matter what, it will be positive. So:

|-12| becomes 12

12 - 6 = 6

A. 6 is your answer

hope this helps
Answer Link

Otras preguntas

What is the main theme and idea of the poem "Cetacean" by Peter Reading
That’s enough! __________you pay your debt to me or I take you to court.
Solve for w -4+w = -10
Rewrite the equation by completing the square. x^{2}+16x+64 = 0
If have 492.08 how much do you have to save up to get 754 I need this asapppp
A bag contains red and blue pens in the ratio 2:7. There are 18 red pens in the bag. How many blue pens are in the bag?
HELP NEEED HELP ASAP WILL GIVE 20 POINTS Select the correct location on the map According to scientists, which region was the first to produce linen in the N
A firm with high operating leverage has:_____. a. high fixed costs in its production process. b. high variable costs in its production process. c. high costs
Simplify the expression to a polynomial in standard form: (4x+5) (x^2-3x-2) PLEASE HLEP
A sample of an unknown metal has a mass of 6.557 g. The metal was carefully added to a graduated cylinder containing 10.50 mL of water. The water level in the g