The second and the third one are similar.
Answer: x2 - 2x + 4 - 12/(x + 2)
Step-by-step explanation:
Answer:
x = 5,-1
Step-by-step explanation:
(x-5)(x+1)
Answer: 4 hours 31 min
Step-by-step explanation: first you need to simplify or solve 4/2 which is 2 because 4 divided by 2 is 2 and on Tuesday he spent 2 hours and 31 min no simply add 2 hours plus 2 hours and 31 min which gives you 4 hours and 31 min