The equation x+2y=3,y-2x=1 and 7x-6y+a=0 are consistent for

A

a=7

B

a=1

C

a=11

D

None of these

Verified by Experts

The correct Answer is:

A

Similar Questions

Explore conceptually related problems

Is the system of linear equations 2x+3y-9=0 and 4x+6y-18=0 consistent ? Justify your answer.

If the system of equations ax+y=1,x+2y=3,2x+3y=5 are consistent, then a is given by

The graph of the equations 6x-2y+9=0" and "3x-y+12=0 are two lines which are

The pair of equations 2x+3y=5" and "4x+6y=15 has

Given the four lines with equations x+2y-3=0, 3x+4y-7=0, 2x+3y-4=0 and 4x+5y-6=0 , then:

A value of p for which the equation x^(2)+p x y+y^(2)-5 x-7 y+6=0 represents a pair of lines is

Solve the system of equations 2x+3y=17" and "3x-2y=6 by the method of cross-multiplication.

Find thhe solution of the pair of equations 3/x+8/y=-1" and "1/x-2/y=2" where "x, y ne 0 .

The number of equation 2x+3y=8, 7x-5y+3=0 , 4x - 6y +lamda =0 is solvable if lamda is :

The two circles x^2+y^2-2x-3=0 and x^2+y^2-4x-6y-8=0 are such that :