4x + 3 - x = 15
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- Eligible for » Returns & Refund Policy « within 30 days from the date of delivery
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bài tập tìm thành phần chưa biết lớp 3
- x / 6 = 80 * 8
- x / 4 = 20 * 2
- 188 - x = 71 * 2
- 78 - x = 18 * 2
- x * 5 = 80 - 5
- x / 2 = 35 * 4
- x + 187 = 14 * 18
- x * 5 = 60 - 5
- x / 8 = 55 * 3
- 102 - x = 89
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