Mathematics, 07.10.2021 14:00 joe7977

Chen evaluated — 3 — (—5) + (+7). His work is shown in the box. What mistake did Chen make? Show how to
find the correct value of the expression.

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Chen evaluated

— 3 — (—5) + (+7). His work is shown in the box. What mistake did Chen make? Show

Answers: 1

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Chen evaluated — 3 — (—5) + (+7). His work is shown in the box. What mistake did Chen make? Show h...