(10x+2)-(x-10) simplified please!

Thank you,please show the work!

We've answered other similar problems for you. Now it's your turn.

I'll be glad to check your answer.

Im not sure what step to do first....

Subtract x from 10x.

is x minus 10x = 9 because i replaced x with one

mrs sue is one the answer?

10x - x = 9x

Now add 2 + 10

2+10=12

i got 2+10=12 ms sue

Right.

The entire answer is 9x + 12

really! i didn't know it was that simple.if i do another ine will you check my answer please?