реши уравнение x+24=35+45 , 80-b=20-8, c-12= 63+14

х + 24 = 35 + 45х + 24 = 80х = 80 - 24х = 5680 - b = 20 - 880 - b = 12b = 80 -12b = 68с - 12 = 63  + 14с - 12 = 77с = 77 + 12с = 89

х+24=35+45        80-b=20-8        c-12=63+14       х+24=80              80-b=12            c-12=77х=80-24               b=80-12            c=77+12х=56                    b=68                  c=8956+24=35+45     80-68=20-8       89-12=63+14