1. X + 1/3 = 3/4 2. X – 2/5 = 5/7 3. -X – 2/3 = -6/7 4. 4/7 – x = 1/3 5. X – 1/2 = -2/3 6. 2/7 – X = -3/4 7. -X – (-7/2) = -3/5 8. 1/3 – (-x) = -2/5 H

By Faith

1. X + 1/3 = 3/4
2. X – 2/5 = 5/7
3. -X – 2/3 = -6/7
4. 4/7 – x = 1/3
5. X – 1/2 = -2/3
6. 2/7 – X = -3/4
7. -X – (-7/2) = -3/5
8. 1/3 – (-x) = -2/5
Hứa vote nhaa
D. 4




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