Answer:
74
Step-by-step explanation:
84+84=168
316-168=148
148/2=74
b = 3
Add similar terms :
Collect like terms and simplify
Answer:e=-10
-2e-7=13
-2e=20
e=-10
could you pls put that in English mabye then I could help u :)
Answer:A. confirmed A is correct