Can we solve linear equation in python?

Question

For example, 4x + 5 -9 = 12y +3 -8. Only with x I can do it, but with 2 arguments i have problem

Answer 1

You can't solve this. To solve equation with two variables you have to have two equations ex. x + 8 = y and y = 2 * x.

Answer 2

Then you just use some formulas