Answer:
x = 7 is a solution.
x = -2 is an extraneous solution .
Answer:
I'm think is 17
Step-by-step explanation:the Height of it was 18 and the original height was 2 so subtract 2 from 18 you get 16.So thy are adding 16.So 16+1=17.
Answer:
Step-by-step explanation:
Answer:40% weight increase
Step-by-step explanation: