Answer:
0
Step-by-step explanation:
3+7+4+2= 16
16/4= 4
3-4= -1
7-4= 3
4-4= 0
2-4= -2
-1+3+0+-2= 0
b^8
Answers in order:
7 + 7b - 4 = -6
7b + 1 = -6
7b = -7
b = -1
Hope this helps!
Answer:option 3
Step-by-step explanation:i got it right