Answer:
120 = m h = 2
Step-by-step explanation:
Answer: x=1 or x=-3
Step-by-step explanation:
Quadratic formula is 
a=1 b=2 c=-3
Substitute

Answer:
$3
Step-by-step explanation:
Given that:
Park charge for one round = $19
Reduced fee for every additional round
Number of rounds played by Tom = 6
Amount paid = $34
Amount left after 1 round :
Amount paid - first round charge
$34 - $19 = $15
Number of rounds left = (6 - 1) = 5
Charge per additional round :
$15 / 5 = $3
Answer:
1st. 10
2nd. 220.
3rd. 840.
Step-by-step explanation: