5x-y=6xquad x-y=2

5x-y=9; 6x-2y=10

Angle of intersection of x^(2)+y^(2)-6x-2y-10=0 and y=2x-5

Prove that the following lines are concurrent. (i)5x-3y=1 , 2x+3y=23 , 42x+21y=257 (ii) 2x+3y-4=0 , x-5y+7=0 , 6x-17y+24=0

The solution of 5x+2y=7 and 6x-5y=38 is

After solving the linear equations -6x+5y=2 and -5x+6y=9 . The value of y will be :

Show that each of the following systems of linear equations is consistent and also find their solutions: 6x+4y=2 9x+6y=3 2x+3y=5 6x+9y=15 5x+3y+7z=4 3x+26 y+2z=9 7x+2y+10 z=5 x-y+z=3 2x+y-z=2 -x-2y+2z=1 x+y+z=6 x+2y+3z=14 x+4y+7z=30 2x+2y-2z=1 4x+4y-z=2 6x+6y+2z=3

4x-2y=3 6x-3y=5

3x - y= 5, 6x - 2y = 10 .

2x-y=1 ; 6x+3y=5

From the points (3, 4), chords are drawn to the circle x^2+y^2-4x=0 . The locus of the midpoints of the chords is (a) x^2+y^2-5x-4y+6=0 (b) x^2+y^2+5x-4y+6=0 (c) x^2+y^2-5x+4y+6=0 (d) x^2+y^2-5x-4y-6=0