Задание номер 3, 4 плиз
85-Х=35 85-35=50 Х=50
3. 85 -x=35 x=85-35 x=50 27+y =92 y=92-27 y= 65 61-x =12 x= 61 -12 x= 49
85-х=35
х=85-35
х=50
27+y=92
y=92-27
y=65
61-x=12
x=61+12
x=73
4+66=70 70-4=66
57+29=86. 86-29=57
50-38=12. 50-12=38
98-35=73. 98-73=35
100-85=15. 100-15=85
70-63=7. 70-7=63
50-17=43. 50-43=17
90-65=25. 90-25=65
57+18=75. 75-57=18
37+18=55. 55-37=18
70+19=89. 89-70=19
17+9=26. 26-17=9