Asked by Itz
What is the sequence of 3 21 39 57 need help is so hard it says to think smat
Answers
Ms. Sue
21 - 3 = 18
39 - 21 = _____
57 - 39 = ______
39 - 21 = _____
57 - 39 = ______
ToxicCheese
They all equal 18 therefore the sequence of 3, 21, 39, 57 is 18.