`14)( -0,6 x - 1/2) . 3/4 - (-1) = 1/3`
`(-3/5 x - 1/2) . 3/4 + 1 = 1/3`
`(-3/5 x - 1/2) . 3/4 = 1/3 - 1`
`(-3/5 x - 1/2) . 3/4 = -2/3`
`(-3/5 x - 1/2) = -2/3 : 3/4`
`-3/5 x - 1/2 = -8/9`
`-3/5 x = -8/9 + 1/2`
`-3/5x =-7/18`
`x = -7/18 : (-3/5)`
` x = 35/54`