Verified Answer :

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-13.7 + (-5 + 2.7)

First, simplify -5 + 2.7 to -2.3 / Your problem should look like: \(-13.7 + -2.3\)
Second, simplify to get rid of the addition. / Your problem should look like: \(-13.7 - 2.3\)
Third, subtract. / Your problem should look like: \(-16\)

Answer: -16 (B)

\(-13.7+(-5+2.7)=-13.7+(2.7+(-5))\\\\=-13.7+(2.7-5)=-13.7+(-2.3)=-(13.7+2.3)\\\\=\boxed{-16}\leftarrow\boxed{b.}\)

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