Question

Solve the following systems of equations:

2/x +5/y = 1

60/x +40/y =19, x ≠0,y≠0

Answer 1

Let us eliminate ‘u’ from equation (i) and (ii), multiplying equation (i) by 60 and equation (ii) by 2, we get

So, the solution of the given system of equation is x =4, y=10.