What is helpful to do when you have to use more than one unknown

Question

asked Apr 5, 2020 201k views

2 Answers

Christophe Willemsen · Answer 1 · 2020-04-07T08:53:55+0000

Answer:

We can solve the equation of two unknown variables for one variable in terms of second variable.

Explanation:

This answer only works if you are on edge.