A student writes, "the difference between 15 and the product of 5 and y" to describe the expression 5y-15. Explain the error

Question

Mathematics

Lola

5 January, 23:56

A student writes, "the difference between 15 and the product of 5 and y" to describe the expression 5y-15. Explain the error

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Davin Melton · Answer 1

The student should have phrased it to be "the difference between the product of 5 and y and 15", as the way the student writes it implies that 5y is being subtracted from 15 instead of the other way around.