Răspuns :
5 / ( x - 3 ) = 9 - 1
5 / ( x - 3 ) = 8
5 = 8( x - 3 )
5 = 8x - 24
-8x = -24 - 5
-8x = -29
x = 29 / 8
5 / ( x - 3 ) = 8
5 = 8( x - 3 )
5 = 8x - 24
-8x = -24 - 5
-8x = -29
x = 29 / 8