Question

reduce the following to pair of linear equations in variables 'a' and 'b'. 3/x+5/y=12 and 4/y-1/x=5​

Answer 1

let,

1/x = a

and

1/y = b

then,

3/x + 5/y = 12 can be written as

3 a + 5 b = 12

and

4/y - 1/x = 5 can be written as

4 b - a = 5.