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

The teacher………………………..(speak) to the children right now.
A ________ is a small tumor on a stern attachmentA.) dentureB.) pyrosisC.) melena D.) polyp
1. Many fire stations handle more emergency calls for medical help than for fires. At one fire station, 81% of incoming calls are for medical help. Suppose we c
Escribe 4 cosas a favor de las especies endémicas (es para hacer un debate) es para hoyy ayudaa!​
When driving into fog you should: a. Use your parking lights. b. Use your high-beam headlights. c. Use your low-beam headlights. d. Turn off all lights.
The polygons shown are similar. Solve for y. They are not drawn to scale. Please show ALL work in order to receive full credit.
The quotient of m and 56. Subtract that result from 34
What best describes these two molecules
Select 2 adjectives “The chemist opened the heavy door and quietly entered the bright, clean laboratory”
40/100+60/100+30/100+81/100=