Giải phương trình c / 33 = 1. Giải phương trình 13 + x = 20.
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quy tắc chuyển vế lớp 7
- Giải phương trình 2x = 14.
- Giải phương trình 7f = -49.
- Giải phương trình 6c = 90.
- Giải phương trình -h - 12 = -18.
- Giải phương trình j - 95 = 1.
- Giải phương trình u / 8 = 7. Giải phương trình v + 4 = 6.
- Giải phương trình x - 12 = 5 bằng quy tắc chuyển vế.
- Giải phương trình s - 33 = 0.
- Giải phương trình c / 41 = 1. Giải phương trình 15 + x = 21.
- Giải phương trình a - 91 = 0.
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