6(¹₄x-2)=18

6(¼x-2)=18 /:6 ¼x-2=3 ¼x=5 /*4 x=20

6(1/4x-2)=18 6/4x-12=18 3/2x=18+12 3/2x=30 x=20 Spr. 6(1/4*20-2)=6(5-2)=6*3=18 pozdrawiam:)

6(¹₄x-2)=18 ⁶₄x-12=18 1²₄x-12=18 1½x-12=18 1,5x-12=18 1,5x=18+12 1,5x=30 |:1,5 x=20