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baabaagreysheep

The original sum has (+3) + (-8) + (+1), whereas in her rewritten version, the 1 is negative and the 8 is positive, which is incorrect. If we were answer the first, it would equal -4, but if we were to answer the second, it would equal 10. I hope this helps!

calculista

Answer:

Rita made the \(1\) negative and the \(8\) positive

Step-by-step explanation:

we have

\(3+(-8)+1\)

eliminate the parenthesis

\(3+(-8)+1=3-8+1=-4\) ----> in the expression the \(1\) is positive and the \(8\) is negative

Rita made the \(1\) negative and the \(8\) positive

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