Jawabanmu

2014-02-17T19:33:48+07:00
2y+1< 7 2y < 7-1 2y < 6 y < 6/2 y < 3 hp= {1,2,3} y bilangan asli a. 5x+2:36 = 7x-5:48 (5x+2)x48=(7x-5)x36 240x+96 =252x-180 180+96 =-240x+252x 276 =12x 276/12 = x 23 = x