Question

What is 2x - 2x?

I dont get it!

Answer 1

its zero

Explanation:

2x - 2x can be also written as 2-2 + x-x. the 'x' here is a variable that can be any number ..now..

2-2=0

x-x=0

so your answer is 0

Answer 2

0

Explanation:

that would equal 0, they are both x so we can subtract them

2-2=0