a. -2x=¹₋₂ b. -³₋₄z=1,5 c.3¹₋₄v=1 c.-2,84x=0 d.x+3=8 e.2x - 1 = 5 f.3x+4=16 g.a-1=5a-1

a) -2x= 1/2     / * 1/2 x = 1/2 * 1/2 x = 1/4 b)3 1/4 v = 1 13/4 v = 1   /* 4/13 v = 4/13 c) -2,84x = 0 x = 0 d) x+3 = 8 x=5 e) 2x-1 = 5 2x = 6 x = 3 f) 3x + 4 = 16 3x = 12 x = 4 g) a-1 = 5a - 1 a - 5a = 0  -4a = 0  a = 0