Question

solve the following system of linear equations graphically. 2x-y-4=0,x+y+1=0, find the point where the line meet y axis.​

Answer 1

Step-by-step explanation:

2x-y=4

x+y=-1

+ + +

_____

3x+0=3

x = 1

put x=1 in any equation

2x-y=4

2(1)-y=4

-y=4-2

-y=-2

y=2