Answer: 15
Step-by-step explanation: Use the formula: 
Remember
should always be the hypotenuse or the longest side.
---> evaluate the exponents
----> subtract 12544 to the other side
---> take the square root of both sides

143 cards, you can find this using the LCM or least common multiple. <span />
Answer:
-11
Step-by-step explanation:
-14+3=-11
Answer:
hihihihihihihihihihihihihihi
Answer: -750ft
Step-by-step explanation: -450+-300=-750