bakerjessica17 bakerjessica17
  • 16-10-2018
  • Mathematics
contestada

x^2-xy+3y^2=15 x-y=2

Respuesta :

Charles00
Charles00 Charles00
  • 16-10-2018

x^2-xy+3y^2=15           x-y=2

Make the equation X:

x = y + 2

Plug in and Solve:

(y+2)^2 - y(y+2) + 3(y+2)^2 = 15

y = (√46) - 7/3

y = - 7 + (√46)/3

Answer Link

Otras preguntas

​________ is the nearly unlimited repository where the information we encounter as we go through life ends up
you need to solve for X
One point to remember, if it feels like cheating or an easy way out, and the moral or intellectual consequences don't sound alarm bells for you, stop and think
The tower of hanoi study found that people with anterograde amnesia:
What activity is considered a proper laboratory technique chem?
Solve for d. Show each step for full credit. Circle your final answer. d (e – f) = g
Cual es la simplificacion de 66/81
what happened during the third great awakening?
true or false their are some ancient ruins to visist in mexico
The element oxygen has three occurring isotopes, with 8,9,10 neutrons in the nucleus, respectively. Write the full chemical symbols for these three isotopes .