Answer:
i cant see the picture
Step-by-step explanation:
N=number
n+12 is the expression
Answer: They are incorrect
Step-by-step explanation: They are incorrect because 12+15=27 and 20+9=29 so it won't work out because the numbers need to be equal. I hope this helps!
Answer:
Step-by-step explanation:
I don't exactly understand your question, mate.