hxu3346 hxu3346

21-09-2022
Mathematics

contestada

Hãy giải bài này nhanh nhé ( Hiệu của hai số là 11, số thứ 1 bằng 9 phần 4 số thứ hai. Tìm hai số đó )
( Tổng của hai số là 240. Số thứ nhất bằng 5 phần 7 số thứ hai. Tìm hai số )
Bài này là dạng tổng tỉ của lớp 5, mong ai đó giúp nhanh nhé

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