Question

How do you solve 2x–y=4, 3x+y=1 by graphing and classify the system?

Answer 1

2x -y=4

+ 3x +y=1

----------

5x=5

X=1

y=-2

by elemination method

Answer 2

2x-y=4

x-y=4/2

x-y=2

xy=2

3x+y=1

x+y=1/3

x+y=3

xy=3