2/3 of a pie is four slices how many slices does the whole pie have

[math_celebrity]

2/3 of a pie is four slices how many slices does the whole pie have

Let s be the number of total slices of pie. We're given:
2s/3 = 4

Cross Multiply:
2s = 3 * 4
2s = 12

Divide each side by 2:
2s/2 = 12/2
s = 6