Answer: 5
15/3 = 5
There are 5 doughnuts left.
Independent variable (IV): something the scientist can change.
Thus, in this case, the IV can be the weight of the person.
Answer:
Step-by-step explanation:
The maths teacher because it was the first day back but he was giving a ‘miD YeAr tEsT’
Answer:
must be parallel
Step-by-step explanation:
They must be parallel.
Let
x-------> the number of fiction books
y-------> the number of nonfiction books.
we know that
-----> equation 
-----> equation 
Add equation
and equation 
<u>find the value of y</u>



therefore
<u>the answer is</u>
Part a) the number of fiction books is 
Part b) the number of nonfiction books is 