SOLUTION: i need to determine if this is true or false. if false i need to correct the last part. if -4<-2t+6<10, then 2>t+6>-5
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Question 872898: i need to determine if this is true or false. if false i need to correct the last part. if -4<-2t+6<10, then 2>t+6>-5 Answer by rothauserc(4718) (Show Source):
You can put this solution on YOUR website! if -4<-2t+6<10, then 2>t+6>-5
this false divide ALL terms by -2
if -4<-2t+6<10, then 2 > t - 3 > -5
add 3 to all terms
5 > t > -2
then t is a member of the interval (-2, 5)