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1. Alex sold 330 candy bars to raise money for his community basketball league. Milk chocolate candy bars sold for $2 each, and white chocolate candy bars sold for $3 each. Alex sold $900 worth of candy bars.

How many white chocolate candy bars did Alex sell?


2.Justin is considering two websites for downloading music.The costs are detailed here.

Website 1: a yearly fee of $30 and $1.50 for each download

Website 2: $2 for each download

What is a system of equations to represent the costs for one year?

Express your equations in the form of y= mx + b where x is the number of downloads for the year and y is the total cost for the year.


Website 1: ?

Website 2: ​?

1 Answer

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This can be solve using systems of linear equation Let x be the number of milk chocolate candy bar sold Y be the number of white chocolate sold
X + y = 330
2x + 3y = 900
X = 90
Y =240 white chocolate
2. Website 1: y = 1.5x +30
Website 2: y = 2x
User Kou
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