Answer:
The correct answer is a.
Step-by-step explanation:
Since she starts off with 15, u would be subtracting. So she gives 13 to friends. subtract 13. she gives the remaining 2 to teachers. subtract 2. she has 0 left.
Answer:
FVRF
Step-by-step explanation:
Answer:
Solution to the given expression is 
Step-by-step explanation:
Here, the given expression are:

To Solve for : Q(x) - P(x)
Now substitute the value of P(x) and Q(x) , we get:

Hence solution to the given expression is 
ANSWER
The radius is 25 inches
EXPLANATION
From the diagram, the radius of the circle is AC.
From the Pythagoras Theorem,


Simplify

Take positive square root,


Hence the radius is 25 inches