Question

if x = 1, y=-3 is the solution of equations a x + b y = 3 a b and x\ a + y /b =2 , find a and b​

Answer 1

Answer:

a+3b=3ab

1/a+3/b=2

3a+b/ab=2

3a+b=2ab

solving these equations

we get a=8/7 and b=8/3