Answer:
8/3
Step-by-step explanation:
(12/15)/(3/10)=(12/15)(10/3)=120/45=8/3
2x = 128
x = 128/2
x = 64
Its 13 cause 26 times.5 is 13
y=11/2
6y+11=3y+5y
11=3y+5y-6y
11=2y
11/2=y