Answer: -3y2 - -3y-5 also could be written as -3y2 +3y-5
Step-by-step explanation: Just combine like terms!!!
Answer:
B 
Step-by-step explanation:
Event A = 2
Event B = 3
Ian and Ella play both so that would add 2 more people.
Total who play soccer or basketball = 7
----------------------------------------------------------------------
Total amount of people who took the survey = 10

The answer is 21, ….. because
15+15+30=(15+15) +30=30+30=60
your number is 60