23-x\x+19=1\5

23-x\x+19=1\5
23-x\x+19=1\5

23-x\x+19=1\5
莫非原式是（23-x）/x+19=1/5
(23-x)+19x=1/5x(两边同时乘以x)
23+18x=1/5x
115+90x=x(同时乘以5)
89x=-115
x=-115/89

23-X\X+19=1\5
23-X=0.2*(x+19)
23-x=0.2x+3.6
(1+0.2)X=23-3.6
x=97\6