Question

by using variables x and y form any four linear equations in two variables ​

Answer 1

Answer:

Step-by-step explanation:

Answer 2

here is ur answer:

$1. \: x + y = 2 \\ \\ 2. \: 2x - y = 1 \\ \\ 3. \: x +3 y = 8 \\ \\ 4. \: -2 x + 7y = 0$

hope it helps you!