x + 1/4 = 1/2 + 2 x 3x + 1/7 = x - 1 1i3/4 - 3x = -3i1/4 - 4x Z obliczeniami !! :) Z góry dzx ;**

x + 1/4 = 1/2 + 2 x /-x 1/4=1/2+x /-1/2 1/4- 2/4=x -1/4=x 3x + 1/7 = x - 1 / -x 2x+ 1/7=-1 /-1/7 2x=-1 i 1/7 /:2 x=-8/7 :2 x=-8/7* 1/2 x=-4/7 1 i 3/4 - 3x = -3 i 1/4 - 4x /+4x 1 i 3/4+x=3 i 1/4 /-1 i 3/4 x=1 i 2/4

1. x +1/4=1/2+2x /*4 4x+1=2+2x 4x-2x=2-1 2x=1 /:2 x= 1/2 2. 3x + 1/7 = x - 1 /*7 21x+1=7x-7 21x-7x=-7-1 14x=-8 /:14 x= -4/7 3.1i3/4 - 3x = -3i1/4 - 4x 7/4-3x=-13/4 - 4x /*4 7-12x=-13-16x -12x+16x=-13-7 4x=-20 /:4 x=-5 Na pewno dobrze;) pozdrawiam;)

x+1/4=1/2+2x x-2x=1/2-1/4 -x=-1/2 /:(-1) x=1.5 3x+1/7=x-1 3x-x=1-1/7 2x=6/7 x=2,3 1i3/4-3x=-3i1/4-4x 3x+4x=3i1/4-1i3/4 7x=1/4 /*1/7 x=1,75