4/x-9/y=5

7/x-12/y=20

I did not understood how to solve this

Asked by avishkargosavi89.9spicertl | 23rd Jun, 2020, 08:54: PM

Expert Answer:

Use substitution method.
A similar problem is solved here.

Answered by  | 23rd Jun, 2020, 09:29: PM