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Simplifying Expressions 3
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| A | B |
|---|
| 7r + 2r - 4 | 9r - 4 |
| 23x - 7x + 4x | 20x |
| 3xy + 13 xy - 12 xy | 4xy |
| -3n + 12 - 4n | -7n + 12 |
| 12ax - 2ax + 14x - 2a + -3x | 10ax + 11x - 2a |
| 3x + 2y + xy - 6xy + 4x + -4y | 7x - 2y - 5xy |
| 2r + 4ry - 5r + 3x - 4ry | -3r + 3x |
| 12p + 5pd - 3p + 6pd | 9p + 11pd |
| 4x - 2x + 6xy + 21x + -9xy - 9 | 23x + -3xy -9 |
| 4e + 5ed + 4d - 7ed + 7 | 4e + 4d - 2ed + 7 |
| 3x + 2y - 2xy + 5x -2xy | 8x - 4xy + 2y |
| 7a = a -a + 3ab - ab + 2ab | 7a + 4ab |
| 5m + 2m + 40m + m + 17 | 48m + 17 |
| 2x + 3xy + 4x + 5xy + 6x | 12x + 8xy |
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