Question

would |2| be -2 ?

Answer 1

no

Answer 2

it will be 2

Answer 3

no
|x|=x
|-x|=x

|x| means any negative value is positive

Answer 4

not just any negative value is made positive, but all values will be positive. so any number with || around it will come out positive:

|1| = 1
|-2| = 2
|-2.5| = 2.5

Answer 5

the absolute value of any negative number is always positive this means l - l = +
so the l - 2 l = 2

Answer 6

yes that is right