Answer:
Step-by-step explanation:
<em>2n + n</em><em> combine like terms</em>
<em> = 2n + 1n = (2 + 1)n = 3n</em>
3n
2n + n <em>Combine like terms</em>
= 2n + 1n = (2+1)n= 3n
y=x-5/3
use slope intercept form
487.5 sq ft
answer: 55