Show graphically the following systems of equations has infinitely many solutions:

$3x-y=5$

$9x-3y=15$

Show graphically the following systems of equations has infinitely many solutions:

$x-2y=5$

$3x-6y=15$ 

Solve the system of equations graphically and find the vertices and the area of the triangle formed by the lines and the $\mathrm{x}-$axis.

$2x-3y+4=0$

$x+2y-5=0$

Solve the following system of equations graphically and find the vertices and the area of the triangle formed by the lines and the $\mathrm{x}-$axis.

$4x-3y+4=0$

$4x+3y-20=0$

Solve the following system of equations graphically and find the vertices and the area of the triangle formed by the lines and the $\mathrm{x}-$axis.

$x-y+1=0$

$3x+2y-12=0$

Solve the following system of equations graphically and find the vertices and area of the triangle formed by the lines and $\mathrm{y}-$axis:

$4x-y-4=0$

$3x+2y-14=0$ 

Solve the following system of equations graphically and find the vertices and area of the triangle formed by the lines and $y-$axis:

$x-y-5=0$

$3x+5y-15=0$

Solve the following system of equations graphically and find the vertices and area of the triangle formed by the lines and $y-$axis:

$2x-3y=12$

$x+3y=6$