If you need to simplify the equation it would be:

+2r-2n+7
If not sorry..
Hope This Helps!
Answer:
3 miles
Step-by-step explanation:
5 + m=8
Subtract 5 from each side
5-5 + m=8-5
m = 3
She needs to swim 3 more miles
320 ft in perimeter and 200 ft in area
Answer:
PQ = 20
Step-by-step explanation:
Theorem: The length of the median of a trapezoid is the average of the base lengths.

PQ + 12 = 32
PQ = 20
See how easy that is if you know the theorem!
The total will be 08.99 because that’s how you divide and he is winning