Please help me, its due today!!!

Answer:
[tex]7[/tex]
Step-by-step explanation:
So we have the expression:
[tex]|3x-1|[/tex]
And we want to evaluate it for x=-2.
So, substitute -2 for x:
[tex]|3(-2)-1|[/tex]
Multiply:
[tex]=|-6-1|[/tex]
Subtract:
[tex]=|-7|[/tex]
The absolute value of a negative is positive. So:
[tex]=7[/tex]
And we're done!