Problem

Students were asked to write an algebraic expression for the sum of three consecutive na...

Students were asked to write an algebraic expression for the sum of three consecutive natural numbers. One student wrote x + (x + 1) + (x + 2) = 3x + 3. Another wrote (x — 1) + x + (x + 1) = 3x. Explain who is correct and why.

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Solutions For Problems in Chapter 4.1