Giải phương trình b - 45 = 2.
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quy tắc chuyển vế lớp 7
- Giải phương trình u / 40 = 1. Giải phương trình v + 25 = 25.
- Giải phương trình s - 33 = 0.
- Giải phương trình x - 2 = 18 bằng quy tắc chuyển vế.
- Giải phương trình 6k = 42.
- Giải phương trình 7x = 49 bằng quy tắc chuyển vế.
- Giải phương trình x - 84 = 2.
- Giải phương trình x - 36 = 1.
- Giải phương trình y / 33 = 2. Giải phương trình z + 12 = 12.
- Giải phương trình 9t = 36.
- Giải phương trình 11 + 4x = 27 bằng quy tắc chuyển vế. Giải phương trình 2x + 5 = x + 8 bằng quy tắc chuyển vế.
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