thaliaperez145 thaliaperez145
  • 02-10-2018
  • Mathematics
contestada

Given x less than y, compare the following expressions and determine which is greater: 2x-y;2y-x. Explain your answer

Respuesta :

sqdancefan
sqdancefan sqdancefan
  • 02-10-2018

Let's form the difference of the two expressions and see what we can learn.

(2y -x) -(2x -y) = 2y -x -2x +y = 3y -3x = 3(y -x)

Since y > x, this is positive, so 2y -x is greater than 2x -y.

Answer Link

Otras preguntas

How are amino acids read?
You can add interest to your essay by a. alternating short and long sentences. b. using appropriate transitions between ideas. c. presenting the information
If you look for rna in various parts of the cell where would it be found
Why was the Soviet Union able to prevent Germany from advancing toward Moscow?
A male fruit fly has 4 chromosomes in each of its sperm cells how many chromosomes would be found in each of its regular body cells
If you have a new deck of shuffled cards, what is the probability you will choose a red card? (52 cards, no jokers)
Three points lie on the same straight line. If each pint can act as an endpoint, how many distinct line segments can be formed using the set of points?
How does environmental change affect the survival of a species?
paulina works out with a 2.5-kilogram mass. what is the mass of 2.5-kilogram mass in grams?
Cats and rainbows and J-Biebs! Oh, my! What's the most viewed video on YouTube?