SOLUTION: Q.16 solve:-5<4x-1<11

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Question 212447: Q.16
solve:-5<4x-1<11
Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
-5<4x-1<11
-5+1<4X<11+1
-4<4X<12
-4/4 -1 X IS GREATER THAN -1 & LESS THAN 3.
PROOFS:
LET X=-.9 & X=2.9
-5<4*-.9-1<11
-5<-3.6-1<11
-5<-4.6<11
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-5<4*2.9-1<11
-5<11.6-1<11
-5<10.6<11