SOLUTION: solve the absolute value equations Absolute value of 3x+4= (Absolute value of) x-12 |3x+4|=|x-12|

Algebra ->  Absolute-value -> SOLUTION: solve the absolute value equations Absolute value of 3x+4= (Absolute value of) x-12 |3x+4|=|x-12|      Log On


   

Question 782842: solve the absolute value equations
Absolute value of 3x+4= (Absolute value of) x-12
|3x+4|=|x-12|
Answer by waynest(281) About Me  (Show Source):
You can put this solution on YOUR website!
|3X + 4| = |X - 12|
3X + 4 = X -12
3X - X = -12 -4
2X = -16
X = -8
|3(-8) + 4| = |-8 -12|
|-24 + 4| = |-20|
|-20| = |-20|
20 = 20
absolute value of -20 is 20