Rozwiąż równanie. a) -3x=5 b) ⅔x= -3 c)0,4x= 3/5 d)0,5x-0,25x=3-0,2x e)-(2x-3)=5x-2

a) -3x=5 x=5/-3 b) 2/3x = -3  x  = -3 : 2/3 x = -4i1/2 c) 0.4x = 3/5 x = 3/5 / 0.4 x = 1.5 d) 0.5x - 0.25x = 3 - 0.2x 0.5x -0.25x + 0.2 x =3 0.45x = 3 x = 3/0.45 x = 6i2/3 e) -(2x-3) = 5x - 2 -2x + 3 = 5x -2  -2x - 5x = -2 - 3 -7x = -5 x = -5 / -7  x = 5/7 Pozdrowienia