What is the value of the x varlable in the solution to the following system of equations?
4x + 2y = 6
x - y = 3

Respuesta :

Do elimination
2x + y = 3
x - y = 3
Add these
3x = 6
X = 2
Plug in 2 for x
4(2) + 2y = 6
8 + 2y = 6
2y = -2
X = 2, y = -1

Answer:

-1

Step-by-step explanation: