Answer:
B
Step-by-step explanation:
4n = n + n + n + n
4n
n+n+n+n
since all bases are same ( can also be said as they are like terms) u can add them.
=4n
add me on social media dimples.hope
D is the answer
Well 35 dollar one time fee
plus 15 per hour
If used 1 hour 15+35=50
