arielpraczko1
arielpraczko1 arielpraczko1
  • 24-01-2019
  • Mathematics
contestada

Is this the right answer?

Is this the right answer class=

Respuesta :

MrBillDoesMath MrBillDoesMath
  • 01-02-2019

Hello from MrBillDoesMath!

Answer:

Yes!


Discussion:

a + b= 2a                =>  subtract "a" from both sides

a - a + b = 2a - a    =>  as (a-a) = 0 and (2a-a) = a

b = a                      (*)

Then  from (*) above

      b-a = b - b       => b-b = 0

      b -a = 0



Thank you,

MrB

Answer Link

Otras preguntas

Jorge plans to paint a bedroom wall that is shaped like a trapezoid. The bottom edge of the wall is 22.5 feet long, and the top edge of the wall is 9.5 feet lon
Convert 4.3 kilograms to centigrams using dimensional analysis.
What is domain and range
Our football team won 3/4 of the games that it played. It won 12 games. How many games did it play?
use this homophone pair in one sentence: forth, fourth?
Which pronoun best completes the sentence? How is the pronoun used? The coaches cancelled afternoon practice for __________ and the managers.
How do you tell if a reaction is endothermic or exothermic using only the written formula
The endpoints of the arms of an inscribed angle are the endpoints if a diameter. What is the measure of the inscribed angle? How do you know? Draw a diagram to
To what does folly refer?A foolish behavior or character flawsB people’s bad or evil habitsC satireD the hero of a satirical story
what does hijo mean in spanish?