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2023-12-05 15:01:59
(-2).7-x=(-3)^2
(-2).7-x=9
7-x=9:(-2)
7-x=-4,5
x=7-(-4,5)
x=11,2
nhớ tích nhé
2023-12-05 14:56:20
-17 + (-14).(-5)
-17 + 70
53
nhớ tích 5 sao nhé
2023-12-05 14:53:20
x :3,5 = 0,16 : 2,8
x :3,5 = 2/35
x = 3,5 * 2/35
x = 0,2
nhớ tích 5 sao nhé