Toán Lớp 4: 1 + 1 + 1 + 1 + 1 + 1+ x + x + x +x =123 vậy x bằng ?
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Toán Lớp 4: 1 + 1 + 1 + 1 + 1 + 1+ x + x + x +x =123 vậy x bằng ?
Comments ( 2 )
⇔ 6 x 1 + 4 x X = 123
⇔ 4 x X = 123-6
⇔ 4 x X = 117
⇔ X = 117/4
Vậy x bằng 117/4
Cho xin câu trả lười hay nhất nha!!