What is the difference of (2x + 9) and (3x - 4)?

1 answer

(2x + 9) - (3x - 4)

= 2x + 9 - 3x + 4 (distributing the negative sign)

= -x + 13

Therefore, the difference of (2x + 9) and (3x - 4) is (-x + 13).