Giải phương trình 2x = 8 bằng quy tắc chuyển vế.
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- Eligible for » Returns & Refund Policy « within 30 days from the date of delivery
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quy tắc chuyển vế lớp 7
- Giải phương trình 7k = 56.
- Giải phương trình 7w / (-1) = 7. Giải phương trình -6 + x = -8.
- Giải phương trình u / 40 = 1. Giải phương trình v + 25 = 25.
- Giải phương trình w - 50 = 1.
- Giải phương trình -c - 5 = -11.
- Giải phương trình l / 14 = 1. Giải phương trình 28 + m = 30.
- Giải phương trình j - 31 = 1.
- Giải phương trình s - 97 = 0.
- Giải phương trình -3k = 21.
- Giải phương trình 10x = 80.
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