7x-2y=1,quad 3x+4y=15

Solve the following system of equations by matrix method : 5x+7y+2=0 4x+6y+3=0 5x+2y=3 3x+2y=5 3x+4y-5=0 x-y+3=0 3x+y=19 3x-y=23 3x+7y=4 x+2y=-1 3x+y=7 5x+3y=12

The equation of a line which is parallel to the line common to the pair of lines given by 6x^2-x y-12 y^2=0 and 15 x^2+14 x y-8y^2=0 and at a distance of 7 units from it is 3x-4y=-35 5x-2y=7 3x+4y=35 2x-3y=7

The equation of a line which is parallel to the line common to the pair of lines given by 6x^2-x y-12 y^2=0 and 15 x^2+14 x y-8y^2=0 and at a distance of 7 units from it is 3x-4y=-35 5x-2y=7 3x+4y=35 2x-3y=7

The equation of a line which is parallel to the line common to the pair of lines given by 6x^2-x y-12 y^2=0 and 15 x^2+14 x y-8y^2=0 and at a distance of 7 units from it is (a) 3x-4y=-35 (b) 5x-2y=7 (c) 3x+4y=35 (d) 2x-3y=7

The three lines 4x - 7y + 10 , x + y = 5 and 7x+ 4y = 15 form the sides of a triangle Then the point (1,2) is its

The three lines 4x - 7y + 10 , x + y = 5 and 7x+ 4y = 15 form the sides of a triangle Then the point (1,2) is its

What is the value of D_(x) for solving simultaneous equations 3x+2y=-11 and 7x-4y=9 by Carmer's rule?

What is the value of D_(x) , for solving the simultaneous equations 3x+2y=11 and 7x-4y=9 by Cramer's rule ?