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Error analysis: a student writes the difference between 15 and the product of 5 and y to describe the expression 5y - 15.

Error analysis: a student writes the difference between 15 and the product of 5 and y to describe the expression 5y - 15.
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Error analysis: a student writes the difference between 15 and the product of 5 and y to describe the expression 5y - 15.

User MichaelSolati
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1 Answer

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The only issue here would be that it would be 15-5y, not 5y-15, however, it's essentially the same thing but negative. 
User Squeazer
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