| A | B | 
|---|
| n - 7 | seven less than a number | 
| 4x | four times a number | 
| 4x - 7 | seven less than four times a number | 
| t ÷ 4 | a number divided by four | 
| n + 7 | seven more than a number | 
| 7y ÷ 4 | seven times a number divided by 4 | 
| 7 ÷ 4m | seven divided by four times a number | 
| 7n | seven times a number | 
| 4 ÷ 7p | four divided by seven times a number | 
| 7 + 4z | seven and four times a number | 
| 3e | three times a number | 
| f + 12 | twelve more than a number | 
| 12 ÷ a | twelve divided by a number | 
| q ÷ 12 | a number divided by twelve | 
| 3r - 12 | twelve less than three times a number | 
| 12 + c | twelve plus a number | 
| 12d | a number times 12 | 
| 12f + 3 | three more than twelve times a number | 
| 12 - 3u | three times a number less than twelve | 
| 12k + 3 | three more than twelve times a number |