`x+2/5x=-3/25`
`=>5/5x+2/5x=-3/25`
`=>7/5x=-3/25`
`=>x=-3/25:7/5`
`=>x=-3/25 . 5/7`
`=>x=-15/175`
`=>x=-3/35`
`x+2/5 xx x=-3/25`
`=> x xx 1 + 2/5 xx x=-3/25`
`=> x xx (1+2/5)=-3/25`
`=> x xx ( 5/5+2/5)=-3/25`
`=> x xx 7/5 =-3/25`
`=> x=-3/25 : 7/5`
`=> x= -3/25 xx 5/7`
`=>x= -3/35`