peerrssoon peerrssoon
  • 07-06-2017
  • Mathematics
contestada

solve using elimination 3x-4y=9 and -3x+2y=9

Respuesta :

anhtranngoc03or6o8s anhtranngoc03or6o8s
  • 08-06-2017
3x-4y=9
-3x+2y=9
=>-2y=18
=> y= -9
=> 3x-4(-9)=9
=> 3x+36=9
=>3x= -27
=> x = -9
(-9,-9)
Answer Link

Otras preguntas

hey guys, if you will please tell what does the expression "take it easy" mean?
what are some famous wrong headlines?
How did the North and South recruit troops after the initial excitement of the war disappeared?
Which is a factor of 56?                                 A. 3   B.
What Is the definition of energy
What Is the definition of energy
Figure ABCS is rotated 90 degrees counter clock wise about the origin. Which of the following gives the correct measure if an image if one of its sides?
why do we get dew on the surface of a cold soft drinking bottle kept in open air?
express the fraction in standard form -4/2=
How did the North and South recruit troops after the initial excitement of the war disappeared?