georgy12345 georgy12345
  • 04-09-2017
  • Mathematics
contestada

Solve the system of equations. Write your answers in a list of ordered pairs, separated by commas.

{x2+y2=65
x2−3y=37

Respuesta :

boitumelocleopa boitumelocleopa
  • 04-09-2017
X2+y2=65............1
X2-3y=37..............2
÷both equation. 1 by 2
X+y=32,5
X=32,5-y......... 3
Sub 3 in 2
(32,5-y)2-3y=37
65-2y-3y=37
65-5y=37
-5y=37-65
-5y= - 28 divide both sides by - 5
Y=5,6........ 4

Sub 4 in 3
x=32,5-y
=32,5-5,6
=26,9

Hope it's the way you wanted it

Answer Link

Otras preguntas

When studying moral dilemmas, kohlberg was most interested in _______?
A number decreased by 18 is equal to the product of the number and 7.
A person has trouble coordinating muscle movements. which two tissues would be injured
Use the central ideas you identified to write a brief summary of Chief Joseph’s speech.
what is the purpose of proteins
Look at the problem and work shown. In which line was an error made and what should have been done differently? Seven less than 5 times a number is 62. What is
Deliberately choosing to reduce the number of social contacts in favor of familiar people who provide meaningful interactions is an example of the _____ theory
Who changed the focus of the national socialist german workers' party in the 1920s, using propaganda to advocate expansionism and antisemitism?
You take a bite out of a square cracker. The shape of the bite is a quarter circle. a. Find the perimeter and area of the cracker remaining. b. About how many b
3/8 times 4 divided by 5/7