Answer:
5
Step-by-step explanation:
According to the described rule, we have

We can see the pattern

In other words, for all 

Now,

I think it’s AC, but I may be wrong
Answer:they made 14.76
Step-by-step explanation:
at the bake sale
Answer:
-11
Step-by-step explanation:
-9 +(-1) 2
-9 - 1 x 2
-9 - 2
-11
3 +250= 253 take 253 dived it by 3 ,subtract 4 =80.3