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Given: x + 2 <-5.Choose the solution set.OXIXER,<-7)OXIXERX <-3)OxIXER X<3)OXIXER X<7)

Given: x + 2 <-5.Choose the solution set.OXIXER,<-7)OXIXERX <-3)OxIXER X-example-1
User Adrian Pang
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1 Answer

14 votes
14 votes

Solution

Given:


-(1)/(2)x>4

Solve for x


\begin{gathered} -(1)/(2)x>4 \\ Crossmultiply \\ -x>4*2 \\ -x>8 \\ Divide\text{ both sides by -1} \\ (-x)/(-1)<(8)/(-1) \\ x<-8 \end{gathered}

Hence, the solution set is


\lbrace x|x\in\Re,x<-8\rbrace

User Gokul Shinde
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