Okay so this is what i can do from the info you gave.
1. Five plus a number
Ten minus a number
Two times a number
Six times a number divided by three
Two times a number, squared
Three times a number, plus four
2. 5+x
10-x
2x
6x/3
(2x)²
3x+4
3. x+7 4. A number plus seven
20-x Twenty minus a number
5x Five times a number
20x/3 Twenty times a number, divided by 3
(3x)³ Three times a number, cubed
(3x+4)/2 Three times a number plus four, divided by 2
5. My dad and i are going to the movies. Student tickets are three dollars less than adult tickets. x=adult ticket. x-3=Student ticket.....
I Think these are your answers.