SOLUTION: 1<3x + 4

SOLUTION: 1<3x + 4 _< 16

Question 45054: 1<3x + 4 _< 16
Found 2 solutions by Nate, stanbon:
Answer by Nate(3500) (Show Source): You can put this solution on YOUR website!
1 < 3x + 4 _< 16
-3 < 3x _< 12
-1 < x _< 4
<---(-1)===(4]--->
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
1<3x + 4 _< 16
Subtract 4 along the line to get:
-3< 3x <12
Divide by 3 along the line to get:
-1< x < 4
Cheers,
Stan H.
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