on this one, I have colored the tiles
What precisely do you need help on?
I think they need help with the following questions on the sheet?
At LEAST post your question imgaes right side up ! And PLEASE do NOT POST more than ONCE !
A Emma 3 + 2n
Alex 1 + (2n+2)
B Red is constant term
C Emma starts with 3 and adds 2 for each n
Alex starts with 1 and adds (2n+2 ) for each n
What about the numerical coefficient
+37146 
have colored the tiles
