Prove that the lies `3x+y-14=0,\ x-2y=0\ n a d\ 3x-8y+4=0` are concurrent.

Prove that the lies 3x+y-14=0,x-2y=0 nad 3x-8y+4=0 are concurrent.

Prove that the lines 2x-3y-7=0,3x-4y-13=0 and 8x-11y-33=0 are concurrent.

Show that the lines 3x-4y+5=0,7x-8y+5=0 and 4x+5y=45 are concurrent.

Show that the lines 2x+y-3=0, 3x+2y-2=0 and 2x-3y-23=0 are concurrent and find the point fo concurrency.

The lines 2x-y-1=0, ax+3y-3=0 and 3x+2y-2=0 are concurrent for

Prove that the straight lines 4x+7y=9, 5x-8y+15=0 and 9x-y+6=0 are concurrent.

Prove that the straight lines 4x+7y=9, 5x-8y+15=0 and 9x-y+6=0 are concurrent.

Show that the lines 3x-4y+5=0,7x-8y+5=0 and 4x+5y=45 are concurrent. Also find their point of intersection.

The lines 2 x+y-1=0, a x+3 y-3=0 and 3 x+2 y-2=0 are concurrent