Charlie has $2700 in his bank account. He spends $150 a week. How many weeks will have passed when C

[math_celebrity]

Charlie has $2700 in his bank account. He spends $150 a week. How many weeks will have passed when Charlie has $600 in his bank account?

Let w be the weeks that pass. We have the following equation for Charlie's balance:
2700 - 150w = 600

To solve for w, we type this equation into our math engine and we get:
w = 14