The expression 17n + 11 represents the perimeter (in feet) of the triangle. Two sides are measured at 5n + 6 and 4n + 5.

Write an expression that represents the measure of the third side.

Would 8n + 22 be correct?

8n

I did math, 8n is the correct answer. :) Thank me later

8n

8n

it is 8n thank you all

It is, in fact 8n, I had this as a homework question and i checked it with my teacher, she said it was correct

8n

9n

8n

No.

You correctly subtracted 9n from 17n. Do you see what you did wrong?