7+b=15 a-8=8 x-9=5
b=15-7 a=8+8 x=5+9
b=8 a=16 x=14
7 + b = 15
b = 15 - 7
b = 8
a - 8 = 8
a = 8 + 8
a = 16
x - 9 = 5
x = 5 + 9
x = 14
Все просто ;)
7+b=15 a-8=8 x-9=5
b=15-7 a=8+8 x=5+9
b=8 a=16 x=14
7 + b = 15
b = 15 - 7
b = 8
a - 8 = 8
a = 8 + 8
a = 16
x - 9 = 5
x = 5 + 9
x = 14
Все просто ;)