Question

Decide if the following equation is always true or never true.

x - 3 = 2x - 3 - x

ALWAYS TRUE
NEVER TRUE

Answer 1

Always true

Explanation:

Simplify it:

`x-3=2x-3-x\\x-3=x-3\\x=x\\0=0`

Answer 2

always true because 2x - x = x