Х-7=9 х:7=9 32-х=32 32•х=32 62+х=62 62•х=0
1)x-7=9. 2)x:7=9 x=9+7. x=9•7 x=16. x=63 32-x=32. 32•x=32 x=32-32. x=32:32 x=0. x=1 2
X-7=9 x:7=9 32-x=32 x=7+9 x=9*7 x=32-32 x=16 x=63 x=0 32*x=32 62+x=62 x=32:32 x=62-62 x=1 x=0 62*x=0 x=62*0 x=0