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

Angela has 24 golf balls and 18 golf clubs. She wants to sell packages of balls and paddles bundled together. What is the greatest number of packages she can se
Which of the following was not an accomplishment of the emperor Trajanlegalized Christianity       built bridges, aqueducts and harbors       reduced taxes
what is 0.00001267 is scientific notation
an explanation describe if an orange pet mates with another orange pet, can they have any green offspring.
Susan ........ (Run) to school because she was late.
why is it critical to your cells to be near capillaries
Please help me with this two step math problem! THANK YOU !!!!!!!!
The sum of three numbers is 84 the second number is 2 times the third the first number is 8 more than the third what are the numbers
the bombing of Hiroshima and Nagasaki resulted in
Please answer theses division problems!! 9 divided by 3/7