Question

find value of 'k' for pair of linear equation system
2kx + 3y= 10
4x + 12y= 18​

Answer 1

Step-by-step explanation:

For a system of equations a

1

x+b

1

y+c

1

=0;a

2

x+b

2

y+c

2

=0 to have unique solution, the condition to be satisfied is

a

2

a

1



=

b

2

b

1



=

c

2

c

1

⇒

6

k



=

−2

−1



=

3

2

∴ For unique solution of system of equations, k



=3,4