| A | B |
| sixteen is four more than x | x + 4 = 16 |
| The difference of x and 18 is 4 | x - 18 = 4 |
| The product of r and 7 is 105 | r x 7 = 105 |
| p decreased by 5 is 23 | p - 5 = 23 |
| The sum of b and 9 is 16 | b + 9 = 16 |
| The quotient of r and 4 is 28 | r/4 =28 |
| 5 less than y is 34 | y - 5 = 34 |
| Twice d is -44 | 2d = -44 |
| h more than 88 is 122 | 88 + h = 122 |
| The quotient of k and 7 is 5 | k/7 = 5 |
| 32 less than p is 11 | p - 32 = 11 |
| The sum of a number and 51 is 99 | x + 51 =99 |
| The product of w and 6 is 54 | w x 6 = 54 |
| A number and 23 is 77 | x + 23 = 77 |