Question

Expand and simple 3(x-3) - (x-4)​

Answer 1

3(x-3) - (x-4)
3x-3 -1(x-4)
3x-3-1x+4
2x+1

Answer 2

Distribute the 3 to the parenthesis, and the -1 to the parenthesis.

This will result to:

3x-9-x+4

2x-5