Answer:

Step-by-step explanation:
Solve the following expression:

-Use <u>Distributive Property</u>:


-Combine like terms:


I think 42? I'm not completely sure but that's my guess :)
Answer:
formula: b/2+i-1
Step-by-step explanation:
b = the number of dots on the perimeter of the figure
i = number of dots in the figure
the answer is 6
Answer:
.018
Step-by-step explanation:
ANSWER 35
Step-by-step explanation:
7 and 5 - 35
Now just simplify the 3 and 4 :)