POMOCCY !!! Dam naj za rozwiazanie 3 przykladow !

4(2x-3) = 3(x-1)-5(x+2) 8x-12 = 3x-3-5x-10 8x +2x = -1 10x = -1 x = - 1/10 2/5(x+1) + 1/2(x-3)=0 2x/5 + 2/5 + x/2 - 3/2 = 0 4x/10 + 5x/10 = - 4/10 + 15/10 9x/10 = 11/10 9x = 11 x = 11/9 0.5x - 2 = 2(0.75x -0.25) 0.5x = 1.5x - 0.5 +2 05.x - 1.5x = 1.5 -x = 1.5 x = - 1.5