13. ree of four numbers have a sum of 22. the four numbers is 8, what is the fourth number? if the average of

the y will be in still but your answer will be y x 3

step-by-step explanation:

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none of the above.

for one of the equations to be used in the process, there has to be a term in the equation since squared is .

since there is only a term in the first equation, we cannot derive a from completing the square.

solving with completing the square