dominickarossi dominickarossi

12-01-2017
Mathematics

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the soccer club is selling tshirts and washing cars to raise money for a summer trip. last week, the club raised $292.50 by selling 15 tshirts and washing 12 cars. this week, it raised $747.50 by selling 45 tshirts and washing 10 cars

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MissPhiladelphia MissPhiladelphia

17-01-2017

The equation can be made by:

Letting x be the price of each tshirt sold

Y be the cost of washing cars

So the equation 1:

292.50 = 15x + 12y

Then the equation 2 is for this week:

747.50 = 45x + 10y

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