Answer: I think you somehow managed to try to make an answer and then accidentally clicked "add a question" and then just so happened to not realize, so you made your answer as a question...
Step-by-step explanation:
Kidding, but I'm not sure what this is supposed to be answering... There is not much context given lol.
Answer:
x² +4x +4
Step-by-step explanation:
Matching the expressions, you see you have y=2. Put 2 where y is and simplify.
(x +2)² = x² +2x(2) +(2)² = x² +4x +4
Answer:
3x - 6
Step-by-step explanation:
Answer:
if you decrease 10 kg by 10% you get 9 kg