SOLUTION: Solve each compound inequality, write it's solution set in interval notation, and graph the solution set on a number line.
-55/6 < -5/2x < or= 5
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Question 1040439: Solve each compound inequality, write it's solution set in interval notation, and graph the solution set on a number line.
-55/6 < -5/2x < or= 5
Answer by Boreal(15235) (Show Source): You can put this solution on YOUR website!
-55/6 < -(5/2)x < or= 5. Note the editing to clarify the term containing the x.
Multiply everything by 6
-55<-15x<=30
Divide by -15 and change inequalities
55/15>x>=-2
or -2<=x<11/3
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check
x=0 Should work
-55/6<0<=5 yes
----------------
x=4 should not work
-55/6<-10<=5
does not work
---------------
x=-3 should not work
-55/6<7.5<=3 does not work
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