1.The sum of a number and three

2. Four times a certain number decreased by one

3. One subtracted from four times a number

4. A certain number decreased by two

5. Four increased by a certain number

6. A certain number decreased by three

7. Three more than a number

8. Twice a number decreased by three A number added to four

10. The sum of four and a number

11. The difference of two and a number

12. The sum of four times a number and three

13. A number increased by three 1

4. The difference of four times a number and one

A x + 3
E 4 + x
L 4x - 1
M X-2
NX-3
Q. 2 - X
R. 2x-3
U. 4x + 3​