human
Recognise and name an identity Tom and Katie are discussing identities
Tom says an identity sign should replace the star here: \( 5 y+7 \underset{\star}{2} 7+5 y \) Katie says an identity sign should replace the star here: \( 5 y-7 \underset{\star} 7-5 y \) Who is correct? Only Katie
gpt
Does not know the meaning of the word identity 