Answer:
Step-by-step explanation:
11.
Area as sum: 
Area as Product: 7(d+4)
12. Area as sum: y*y+y*3
Area as Product: y(y+3)
Let the number of contestants is n and the prizes is r
the number of ways is npr = 335p3 = 37259370 ways
Answer:
165 miles
Step-by-step explanation:
117 + 48 = 165
Answer:
10 gallons
Step-by-step explanation:
Multiply 20 by 1/2.
20 x 1/2 = 10
Hope it helps!
Let me know if it doesn't, I can make it right.
Answer:
-10
Step-by-step explanation:
-5(2) - 4(-1) - 8 +2(2)