Twice the difference between x and k is 2(x-k)
All of them are strategies for preventing cancer
you have to simplify it
then isolate the variable
then you will get x=6
Answer:
is this an actual question.
Step-by-step explanation:
Answer:

Step-by-step explanation:
Given


Required
Determine the third score
Average is calculated using;

In this case:


Let the third score be x; So:

Substitute 88 for Average


Multiply through by 3



