If a cool shirts offered a deal for free shipping, how many shirts would you need to purchase until the companies cost the same?

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

answer:   b

step-by-step explanation:

x2 = 16

x can not be a negative number because 16 is positive

the only answer would be positive 8  

hi do you need an answer for your question?

step-by-step explanation: