2x减36=204
2x=204+36
2x=240
x=120
(1减25%)x=36
0.75x=36
x=36÷0.75
x=48
5x加四分之一成16=34
5x+4=34
5x=34-4
5x=30
x=6
50%x减35%x=3
15%x=3
x=3÷15%
x=20
2x减36=204
2x=204+36
2x=240
x=120
(1减25%)x=36
0.75x=36
x=36÷0.75
x=48
5x加四分之一成16=34
5x+4=34
5x=34-4
5x=30
x=6
50%x减35%x=3
15%x=3
x=3÷15%
x=20