rachelh3 rachelh3
  • 15-03-2019
  • Mathematics
contestada

what is the solution of the system use substituion 3x-4y=9 -3x+2y=9

Respuesta :

Ammimochi
Ammimochi Ammimochi
  • 15-03-2019

Solve for x in 3x - 4y = 9

x = 9 + 4y/3

Substitute x = 9 + 4y/3 into -3x + 2y = 9

-9 - 2y = 9

Solve for y in -9 - 2y = 9

y = -9

Substitute y = -9 into x = 9 + 4y/3

x = -9

Therefore,

x = -9

y = -9

Answer Link

Otras preguntas

What present day countries control territory that was controlled by the Seleucid empire?
What structure is common to all five kingdoms of living organisms?A. DNAB. NucleusC. Cell WallD. MitochondriaI know it is not C-Cell Wall.
what is the correct way to write this sentance ?The name of the ride—Killer Bees—as well as the graphicportrayal of bees attacking people and pets illustrated o
What is the empirical formula of a compound that is 79.8% carbon and 20.2% hydrogen?
What is the empirical formula of a compound that is 79.8% carbon and 20.2% hydrogen?
What present day countries control territory that was controlled by the Seleucid empire?
Divide £300 in a ration of 3:7 help please !
brilliant light displays that occur in the Ionosphere are called the?
What are the possible values for x in the equation 4x²=641) x=02) x=43) x=4,-44) x=0,4,-4
How did people use constellations to decide when to plant crops