354.9/9.1=39
So. elaine averaged 39 miles per gallon
Answer:
Step-by-step explanation:
question
The answer is 140, you just add them up and it goes by 2.
Answer:
Number of sides of the polygon
Step-by-step explanation:
The formula
is the sum of the measures of interior angles. So that's what S stands for. The only other variable remaining is n which is the number of sides of the polygon.
There's nothing I can do to help you understand this, you just have to memorize it.
No, 5(x-1) expands out to make 5x-5. So 5x-1 and 5x-5 aren’t equivalent.