Answer:
60 songs.
Step-by-step explanation:
The percentages there are an equal sign so
0.45x=27
x=60
So Brianna listened to 60 songs!
The degree equal to 11.
because 5 + 6 = 11
Just add 5 and 6 together
3x+5y+y-2y = 3x +y(5+1-2)
= 3x +4y