valeria105306 valeria105306
  • 14-11-2018
  • Mathematics
contestada

What is the solution to the system of equations Y=-2x-4 Y=x+2

Respuesta :

OmegaAzzy
OmegaAzzy OmegaAzzy
  • 14-11-2018

The value of x is equal to -2.

The value of y is equal to 0.

y = -2x - 4

y = x + 2

Because we have two values of y, we can set them equal to each-other.

-2x - 4 = x + 2

Add 2x to both sides.

-4 = 3x + 2

Subtract 2 from both sides.

-6 = 3x

Divide both sides by 3.

-2 = x

Because we have a value for x, we can plug it into either equation to solve for y.

y = -2(-2) - 4

y = 4 - 4

y = 0



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