`6-15y=23`

" (2) "11x+15y=-23" & "7x-2y=20

Show that the system of equations is inconsistent. 2x+5y=7,6x+15y=13.

Use matrix method to show that the system that the system of equation 2x+5y=7 6x+15y=13 is inconsistent

Solve the following pairs of linear equations by substitution method: 3x+5y=6, 9x-15y=-6

Solve the system of equation :11x+15y+23=0,7x-2y-20=0

Simplify: (1)/(3)(6x^(2)+15y^(2))(6x^(2)-15y^(2))

Solve the following system of by the method of eliminations:(i)11x+15y+23=0 ,7x-2y-20=0

Solve the following pairs of linear equations by cross-multiplication method: 11x+15y+23=0, 7x-2y-20=0

Solve the following system of equations: 11x+15y+23=0,quad 7x-2y-20=0

One diagonal of a square is along the line 8x-15y=0 and one of its vertex is (1,2) . Then the equations of the sides of the square passing through this vertex are 23x+7y=9,7x+23y=5323x-7y+9=0,7x+23y+53=023x-7y-9=0,7x+23y-53=0 these