Tìm y
bài 2 tìm y
15 × y - y = 378 y : 42 = 942 - 368 y × 30 = 19800 y : 72 - 96 =84
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các bạn làm cho tớ bài này nhé
15 × y - y = 378 y : 42 = 942 - 368 y × 30 = 19800 y : 72 - 96 =84
..................................................................................................................................
.................................................................................................................................
..................................................................................................................................
.................................................................................................................................
các bạn làm cho tớ bài này nhé