SOLUTION: Please help me understand this. Not sure about absolute value. Thanks! |-4x + 4| = 2

Algebra ->  Absolute-value -> SOLUTION: Please help me understand this. Not sure about absolute value. Thanks! |-4x + 4| = 2      Log On


   

Question 544157: Please help me understand this. Not sure about absolute value. Thanks!
|-4x + 4| = 2
Answer by friesr(113) About Me  (Show Source):
You can put this solution on YOUR website!
you have two possible solutions inside the abs brackets. -4x+4= 2 and -4x+4 = -2. That is because the abs will remove the negative sign from the -2 making it just 2.
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-4x=2
x= -1/2
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-4x+4=-2
-4x = -6
x=6/4
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So x = -1/2 or 3/2
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