Respuesta :

Answer:

The Standard Form for a linear equation in two variables, x and y, is usually given as Ax + By = C.

Step-by-step explanation:

So the 3rd 4th 5th and 6th.

Answer

Standard form: 2x + y = -1 , x = 3

Not Standard form: y = 3x - 5, -x - y = 9, 2.7x + 4.1y = -6.8, 8y - 5 = x

Step-by-step explanation: