có thể điện thoại có thể lỗi tớ cũng bị thế rồi nên điện thoại cậu bị lỗi hoạc cậu cóthể kiểm tra lại bài trước khi nộp lại bài nhé chúc cậu luôn học tốt bụng giúp đỡ các bạn trong lớp nhé chúc một ngày của cậu tốt lành

0

10

nha bn k mk nha bn

thanks nhju

\(99+1-100=0\)

\(66+44-100=10\)

k mk mk k lại nhé

Vcvv

Xxdd

ngu

Câu 1 quả sầu riêng

Câu 2 chắc 1 tuổi

Câu 3 chắc là gà tre

quả sầu riêng

  1 tuổi

  là gà tre

ab + ba = (10a + b) + (10b + a) = 10a + b + 10b + a = 11a + 11b = 11 x (a + b) = 11 x 12 = 132

Vậy ab + ba = 132.

a + b  = 8 + 4

84 + 48 = 132 

thùng 2 chứa số lít dầu là:

36+8=44 (lít)

đáp số:44 lít

giải

thùng thứ 2 chứa số lít dầu là :

36+8=44(lít)

đáp số:44 lít

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bị sao d