Question

15% x n = 6 n=?

Answer 1

just use algebra:
divide both sides by 15% so you get n = 6/(15%) = 6/.15 = 40

Answer 2

15% x n = 6
15% in decimal is 0.15 so lets use that.
0.15 x n = 6
opposite of times is divide so we have to divide both sides by 0.15
n = 6/0.15
n = 40
please reward me for my efforts.