Question

X + 2=14

X -28 =10

2b +15 =31

Answer 1

x + 2 = 14

x = 14 - 2

x = 12

x - 28 = 10

x = 10 + 28

x = 38

2b + 15 = 31

2b = 31 - 15

2b = 16

b = 8