-6*(-1)= 6 2:3= 0,66666667 8*2/3= 16 / 3 = 5całych i 1/3 20-(-5)= 20+5 = 25 2. rozwiąż równania : 1/7x = -2 x = -2 * 7 = -14 ----------------------------------- -1/6u=1/3 u = 1/3* (-6) u = -2 ------------------------------- 5a=0 a = 0 ---------------------------- 5y=13 y = 13/5 y = 2 całe i 3/5 ----------------------------- y*12= -60 y = -60 / 12 y = -5 -------------------------------- -7b=7/8 b = 7/8 * (-1/7) b= - 1/8 ---------------------------- -3/4z=3/4 z = 3/4 * 4/3 z= 1 -------------------------- -2w= -1/2 w= -1/2 * (-1/2) w = 1/4 -------------------------- 22(-c)= -66 -c = -66 / 22 -c = -3 c = 3
1.Uzupelnij -6*(-1)= 6 2:3=0,66666666 8*2/3=16/3=5i1/3 20-(-5)=20+5=25 2. rozwiąż równania : 1/7x = -2/:1/7 x=-2*7 x=-14 -1/6u=1/3 /: -1/6 u=-2 5a=0/:5 a=0 5y=13/:5 y=2i 3/5 y*12= -60/:12 y=-5 -7b=7/8 /*8 -56b=7/:-56 b=-1/8 -3/4z=3/4 /*4 -3z=3/:-3 z=-1 -2w= -1/2 /*2 -4w=-1 /: -4 w=1/4 22(-c)= -66/:22 -c=-3/*-1 c=3
1.Uzupelnij -6*(-1)= 6 2:3= 2/3 8*2/3= 5i1/3 20-(-5)= 25 2. rozwiąż równania : 1/7x = -2 x=-14 -1/6u=1/3 u=-2 5a=0 a=0 5y=13 y=2,6 y*12= -60 12y=-60 y=-5 -7b=7/8 b=-1/8 -3/4z=3/4 z=-1 -2w= -1/2 w=1/4 22(-c)= -66 -22c=-66 c=3
