Question

2b +4= -8

29 - 6 = 4
3s – 4= 8


can some one pls help me with these 3 question pls ​

Answer 1

b = (-6). 2×-6 + 4 = -8

9= 5. 2×5-6 = 4

s=4. 3×4 = 12 , 12-4 = 8