Answer:
a = 2/3
Step-by-step explanation:
3 1/3 = 5a
/5 /5 get the variable alone by removing the 5
2/3 = a
Answer: 
Step-by-step explanation:
three-fifths of a number means multiply three-fifths by a variable 
increased by 10 means addition +10
together it is 
3 is converted to 0.03
19/20 is converted to 0.95.
360 degrees is the answer of how many degrees a trapezoid has.