`x-25%.x= 60-x +0,25.x`
`x-1/4 .x = 60-x+0,25.x`
`3/4 .x + x -0,25x = 60`
`3/2 .x = 60`
`x=40`
.
`x-((50x)/100 + (25x)/200))=11(1)/4`
`x-(1/2 .x + 1/8 .x) = 45/4`
`x - 5/8 x = 45/4`
`x=30`
.
`(x-5).30%=20%.x+5`
`(x-5) . 3/10 = 1/5 .x +5`
`3.(x-5)=2x+50`
`3x-15=2x+50`
`x=65`