Question

2x+3y=16 , 12x-15y=12​

Answer 1

Answer:

2x+3y=16..........(1)

4x+6y=32..........(2)

12x-15y=12........(3)

now from eqn 3

3(4x-5y)=12

4x-5y=4.........(4)

eqn 2- eqn 4

11y=28

y=28/11,

from eqn 4,

4x=4+5y=4+5×28/11=184/11

x=46/11