You must distribute each value like this:

Hope that helps!
The original number would be 48. 12 multiplied by 4 is 48, and if you add a three to that you will get 51.
Hope this helped :)
The answer is 25%
you take (425/1700)*100
0.25 * 100% = 25%
Ok so, it all depends if Shane is likely to jump win over all of the other seventh graders then the eighth graders should earn the 50 points...
But if the roles are reversed the the Seventh graders should earn the 50 points.
There is not a full answer to what I am saying but from speculation you should be able to decide..
Answer:
C
because it is given that the vertex is (4, - 1) an an equation C it is clearly seen that the vertex is same.