SOLUTION: |3x+2|less than or equal to 4
I under stand these brackets on the expression mean absolute value but what is the absolute value of 3x+2
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Question 56019: |3x+2|less than or equal to 4
I under stand these brackets on the expression mean absolute value but what is the absolute value of 3x+2
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
|3x+2|less than or equal to 4
----------------
Your problem means the following:
-4<=3x+2<=4
Subtrac 2 along the line to get:
-6<=3x<=2
Divide thru by 3 to get:
-2<=x<=2/3
Cheers,
Stan H.
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