Question

How many solutions does the equation have?

25 - 4x = 15 - 3x + 10 - x

Answer 1

It has infinite solutions

Answer 2

Both sides are equal, so the equation has infinite solutions.

25 - 4x = 15 - 3x + 10 - x

= 25 - 4x = 25 - 3x - x

= 25 - 4x = 25 - 4x