a) x – 8 + 32 = 68 b) x + 8 + 32 = 68 c) 98 -  x + 34 = 43 d) 98 + x – 34 = 43 Tìm x .

a) x – 8 + 32 = 68 b) x + 8 + 32 = 68 c) 98 -  x + 34 = 43 d) 98 + x – 34 = 43 Tìm x .
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