Question

Solve 4x - 2x - 2 = -42.(

Answer 1

-20, medal please

Answer 2

how do you know ktklown used wolfram alpha?

Answer 3

isnt it -22?

Answer 4

I am doing this in protest of the site's ridiculous policies

Answer 5

oh i see negative 42...i see

Answer 6

I spent 90 minutes earlier today tutoring one person on one problem but the admins do nothing at all about cheating.

Answer 7

ktklown is right, it's -20.
you can simplify this to:
2x-2=-42
then, by adding 2 to both sides, keeping them equal
2x=-40
dividing the entire thing by 2:
x=-20

Answer 8

policies? cheating?@.@ I don't really get what you're saying

Answer 9

Exactly, and the skill i'm learning these days is mathematica