Mathematics

Jaydan Sanders

24 June, 15:43

The equation 4x - 45 = y is used to find your profit, y, in dollars from buying $45 of supplies and washing cars for $4 each. What does the x stand for?

1. The cost of the supplies (in dollars)

2. The total profit (in dollars)

3. The number of cars washed

4. The cost (in dollars) per car

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