abc5 - 1814 = abc
abc x 10 + 5 - 1814 = abc
abc x 10 - abc = 1814 - 5
abc x (10-1) = 1809
abc = 1809 : 9
abc = 201
$abc5-1814=abc$abc5−1814=abc
$abc\times10+5-1814=abc$abc×10+5−1814=abc
$abc\times10-\left(1814-5\right)=abc$abc×10−(1814−5)=abc
$abc\times10-1809=abc$
-201 vì 5000-1814:9=201
Đs 201
abc5 - 1814 = abc
abc x 10 + 5 - 1814 = abc
abc x 10 - abc = 1814 - 5
abc x (10-1) = 1809
abc = 1809 : 9
abc = 201
ai tích mình tích lại
