Awesomeface
Awesomeface Awesomeface
  • 02-04-2015
  • Mathematics
contestada

The difference between two numbers is 3.2. The sum of the numbers is 46.4. What could the two numbers be?

Respuesta :

ajluv3161
ajluv3161 ajluv3161
  • 02-04-2015
x+y=46.4 
x-y=3.2 
solving for y
3.2+y=x 
substitute
3.2+y+y=46.4 
simplify 
3.2+2y=46.4 
solve for y 
y=(46.4-3.2)/2 
y=21.6 
put y into equation 
x+y=46.4 
x+21.6=46.4 
x=46.4-21.6 
x=24.8 

your two numbers are 24.8 and 21.6 
Answer Link

Otras preguntas

Which of the following statement regarding electromagnetic waves is FALSE? a) In vacuum, the wave travels in a straight line. b) The energy in the wave is propo
please help! need answers in order to move on:) 1.) which number equals (5)^-3? - -125 - 1/15 - 1/125 - -15 2.) find the equivalent for -(3)^-4 - -(4x4x4) - -3x
Clara invitó a sus amigas a comer en un restaurante que está cerca de la universidad. Decidieron compartir varios platos. Pidieron camarones fritos, queso y ver
Change the sentences as instructed in the brackets. a. He did his work with diligence. (Future Perfect) b. Most people want peace. (Simple Past) c. Will you be
For which of the following intervals is the graph decreasing? O A. -2 OB.-4 C. -8 < X <-5 OD. 6
Giải các bất phương trình và biểu diễn tập nghiệm trên trục số (X-1)(x+2)>(x-1)(x-1) +3
Suppose you are a genetics counselor who is working with a 21-year-old pregnant woman who has just discovered that her father has Huntington's disease, a rare d
What is Untouchability​
Please help I do not understand
Help me please………………………