angelmalcolm1226 angelmalcolm1226
  • 02-01-2020
  • Mathematics
contestada

Solve the system of linear equations by adding or subtracting. Show all work!
{2x +y = -6, -5x + y = 8}

Respuesta :

GrandNecro
GrandNecro GrandNecro
  • 02-01-2020

Answer:

x = -2, y = -2

Step-by-step explanation:

Your goal is to try and cancel out a variable. I want to get rid of y so i subtracted the first equation from the second one.

After that I solve for x and got x=-2.

I used x=-2 and plugged it back into either of the equation to solve for y.

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