Multiple choice What is the value of x in 6x + 18 = 4x? 9 6 �6 �9 Reveal answer Fill a bubble to check yourself D Correct answer Explanation 6x + 18 = 4x Subject terms on one side and on subject terms on other side. 6x - 4x = -18 2x = -18 Dividing both sides by 2 x = -9