PROSZE POMOZCIE!!!!!!!!!!!! 5.rozwiaz rownanie: 6-5z=2z-7 6.rozwiaz rownanie:11/15m+1/5=3 7.rozwiaz rownanie:-8x+5= -x-1 8.rozwiaz rownanie:5/6z-0,5=0,25z - 2/3 9.rozwiaz rownanie:7m-8= -m+24 10.rozwiaz rownanie:x-2/3=5

5. 6 - 5z = 2z - 7 - 5z - 2z = - 7 - 6 - 7z = - 13 |•(-1/7) z = 13/7 z = 1 6/7 6. 11/15 m + 1/5 = 3 11/15 m = 3 - 1/5 11/15 m = 2 4/5 11/15 m = 14/5 |•15/11 m = 14 • 3/11 m = 42/11 m = 3 9/11 7. - 8x + 5 = - x - 1 - 8x + x = - 1 - 5 - 7x = - 6 |•(-1/7) x = 6/7 8. 5/6 z - 0,5 = 0,25 z - 2/3 5/6 z - 1/2 = 1/4 z - 2/3 5/6 z - 1/4 z = - 2/3 + 1/2 10/12 z - 3/12 z = - 4/6 + 3/6 7/12 z = - 1/6 |•12/7 z = - 2/7 9. 7m - 8 = - m + 24 7m + m = 24 + 8 8m = 32 |:8 m = 4 10. x - 2/3 = 5 x = 5 + 2/3 x = 5 2/3