abc x 7 = a0bc
tim abc biet: 2abc=9 x abc.(ai lam nhanh va dung nhat minh se tick!)
tim a,b,c biet:
14,abc=2,14+12/8+1,25+13/5+6/4
tim abc biet abc=ab+ba+ca
tim so abc biet abc0 - abc = 2745
tim so tu nhien abc biet /abc=6abc
Tim abc biet abc ×9 =2 giup nhe
tim so abc biet abc nhan 235 + 17 = 24692
Tim so ABC , biet rang ABC nhan 126 bang 30ABC