How do you solve $3abs(x - 5)= 12$ ?

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Answer 1 · 2015-05-01T00:43:35

If $3abs(x-5) = 12$
then
$abs(x-5) = 4$

If $(x-5)<0$
this equivalent to
$5-x = 4$
$x=1$

If $(x-5)>=4$
then $abs(x-5)=4$ is equivalent to
$x-5 = 4$
$x=9$

The given equation has tow solutions
$x=1$ and $x=9$

How do you solve 3abs(x - 5)= 12 3abs(x - 5)= 12?