The hill means it was already 23 feet above ground and he went and back up so the answer is 23 positive
Answer:
15,17,19
Step-by-step explanation:
Make an equation : 
Solve the equation:



Since x=15 then the second number is 17 and then 19
Hope this helps!
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The answer is : 10416.67ft^3
Answer:
16 nickels and 20 dimes
Step-by-step explanation:
16x5=80
20x10=200
80+200=280
280 cents = $2.80
73.246.170.19673.246.170.196