Answer:
a= 
or 
Step-by-step explanation:
Equate the equation to zero
-9a+2=0
-5a-4a+2=0
5a(2a-1)-2(2a-1)=0
Write out the factors
(5a-2)(2a-1)=0
Then equate each factor to zero
5a-2=0 OR 2a-1=0
5a=2 OR 2a=1
a= OR a=
a= or
Students total 43430
5742 students more
43430-5742=37688
37688/2 = 18844
ANSWER
Country 1 : 18,844 students
Country 2 : 24,586 students
Explanation: By taking away the 5742 students you set them off to the side. Leaving you with a new sum. You then divide the sum by the number of countries (2). Add the remainder of the students to one of the countries.
3: 12x1=1=12 because you’re changing the order of numbers you’re multiplying but the product stays the same
Answer: A
Step-by-step explanation:
