Classify the following pairs of lines as coincident, parallel, perpendicular or intersecting :
`3x- 4y = 8, 3x + 4y = 11` .

Classify the following pairs of lines as coincident, parallel, perpendicular or intersecting : 4x+7y = 19, 7x-4y=-2 .

Classify the following pairs of lines as coincident, parallel, perpendicular or intersecting : x-2y=7,4y-2x=13 .

Classify the following pairs of lines as coincident, parallel, perpendicular or intersecting : 5x - 2y = 7, 2y -5x=-7 .

Classify the following pairs of lines as coincident, parallel, perpendicular or intersecting : 6x+14y-16 =0, 12x + 28y - 32 =0 .

Solve the following pairs of equations by reducing them to a pair of linear equations :- 4/x+3y=14 , 3/x-4y=23 .

On comparing the ratios (a_1)/(a_2), (b_1)/b_2 and (c_1)/(c_2) find out whether the lines representing the following pairs of linear equations intersect at point, are parallel or coincident : 5x-4y+8=0 7x+6y-9=0 .

Classify the following system of equations as consistenet or inconsistent. If consistent, solve them: 3x-2y = 4,6x-4y=10

Solve the following pairs of equations by reducing them to a linear pair :- (x+y)/2- (x-y)/3 = 8, (x+y)/3+(x-y)/4 = 11 .

On comparing the ratios (a_1)/(a_2), (b_1)/(b_2), (c_1)/(c_2) and without drawing them, find out whether the lines representing the following pairs of linear equations intersect at a point, are parallel or coincide. Also, find out whether the following pair of linear equations are consistent or inconsistent : 3x-4y=-7 3x-4y=-9 .