8b=167-55
8b=112
b=112/8
b=14
8b + 55 = 167
8b = 167-55
8b = 112
b = 112 : 8
b = 14
7y + 9 - 5y = 13
2y + 9 = 13
2y = 13 - 9
2y = 4
y = 4:2
y = 2
8b=167-55
8b=112
b=112/8
b=14
8b + 55 = 167
8b = 167-55
8b = 112
b = 112 : 8
b = 14
7y + 9 - 5y = 13
2y + 9 = 13
2y = 13 - 9
2y = 4
y = 4:2
y = 2