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42 votes
Please help me I dont know the answer I also dont want to do it

Please help me I dont know the answer I also dont want to do it-example-1
User Scofield Tran
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1 Answer

30 votes
30 votes

We need first to replace the value of m


1+(-(2)/(3))-(-(9)/(2))

and then apply the sign rules


\begin{gathered} 1+(-(2)/(3))-(-(9)/(2))=1-(2)/(3)+(9)/(2) \\ =(6-4+27)/(6) \\ =(29)/(6) \\ \end{gathered}

then the answer is 29/6.

User NewSites
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