x.25+38+75.x=3680
x.25+x.75+38=3680
x.25+x.75=3642
x.(25+75)=3642
x.100=3642
x=342:100
x=36,42
tk nhe
x.25+38+75.x=3680
100x+38=3680
100x =3642
x =36,42
ai tk minh thi minh tk lai
\(x.25+38+75.x=3680\)
\(x.\left(75+25\right)+38=3680\)
\(x.100+38=3680\)
\(x.100=3680-38\)
\(x.100=3642\)
\(x=3642:100\)
\(x=36,42\)
k mk mk k lại
x.25+38+75.x=3680
x.25+75.x=3680-38
x.(25+75)=3642
x.100=3642
x=3642:100
x=36,42
