3 * (x - 2) = 9
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Shipping and Returns Policy
- Deliver to United States » Shipping Policy «
- - Shipping Cost: $5.99
- - Handling time: 2-3 business days
- - Transit time: 7-10 business days
- 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 * 8 = 100 - 4
- x + 35 = 52
- x * 9 = 90 - 0
- x + 195 = 13 * 19
- x / 4 = 20 / 5
- x * 8 = 160 - 8
- x / 2 = 35 * 4
- 162 - x = 58 * 2
- x + 103 = 12 * 10
- x - (8 - 3) = 7
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