NeydelinL577133 NeydelinL577133
  • 25-10-2022
  • Mathematics
contestada

Solve Each System by Elimination:-12x-2y=30-4x+y=-5

Respuesta :

DaejaD182185 DaejaD182185
  • 25-10-2022

We solve as follows:

-12x - 2y = 30

2(-4x + y = -5)

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-12x -2y = 30

-8x + 2y = -10

--------------------

-20x = 20 => x = -1

Now we replace the value of x in one of the original equations to solve for y, that is:

-4(-1) + y = -5 => 4 + y = -5 => y = -9

So, the solution is the point (-1, -9).

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