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the function 1.5x + 0.5y = 12 represents the number of hardcover books x and soft cover books y, you can buy at a used book sale. solve the equation for y.
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the function 1.5x + 0.5y = 12 represents the number of hardcover books x and soft cover books y, you can buy at a used book sale. solve the equation for y.

User Juan Munhoes Junior
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seven hard cover books and Three soft cover books is what i got :D.

So your answer would be y=3
User Anpatel
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