SOLUTION: solve -6 <= 3x - 15 <=12

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Question 811716: solve -6 <= 3x - 15 <=12
Found 2 solutions by MathLover1, stanbon:
Answer by MathLover1(20850) About Me  (Show Source):
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
-6 <= 3x - 15 <=12
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Add 15 along the line::
9 <= 3x <= 27
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Divide thru by 3 to get:
3 <= x <= 9
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Cheers,
Stan H.