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

NEED CORRECT ANSWERS!!! Which sentence contains a punctuation error? A. Her great-aunt introduced her to the great writers from that time. B. His uncle d
What is the solution to the system of equations? Use the substitution method. {y=2x+43x−6y=3 Enter your answer in the boxes
please help.................................................................................
What term is used to describe a system that looses energy to objects that are not part of the system A. Raised B. Low C. Open D. Closed
How do seedless plants reproduce? Mark as brainliest
Solve: 10(1 – 2y) = –5(2y – 1)
Please help me out with this
What are some legal issues that could arise due to drug abuse?
how do write nine hundred ninety nine billon​
Which of the following illustrates the truth value of the given conditional statement? If 3 + 2 = 5, then 5 + 5 = 10. T F → F T T → T F T → T F F → F