Question

6+8x-9=11x+14-3x
is always true sometimes true or never true?

Answer 1

6 + 8x - 9 = 11x + 14 - 3x
Combine like terms.

8x - 3 = 8x + 14
You can see here that they are not even, but you can keep going.

8x = 8x + 11
0 = 11

This is never true.