Select the correct expressions. Which expressions are equivalent to 3x + 2(x − 1) − 4?

Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much

How do i simply this expression (quadratic formula basis) on a ti-84 or normal calculator?

Which equation shows the variable terms isolated on one side and the constant terms isolated on the other side for the equation -1/2x+3=4-1/4x? a. -1/4x=1 b. -3/4x=1 c. 7=1/4x d. 7=3/4x