Toán Lớp 5: Tìm X biết : X + 100 ÷ 20

X + 100 ÷ 20 - 40 = 58 X + 5 - 40 =58 X - 35 = 58 X = 58 + 35 X = 93

x + 100 : 20 - 40 = 58 x + 5 - 40 = 58 x + 5 = 58 + 40 x + 5 = 98 x = 98 - 5 x = 93 Vậy x = 93

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Toán Lớp 5: Tìm X biết : X + 100 ÷ 20 – 40 = 58 ????