How many is :
|-7 - 7|

That is 14 I think

Step-by-step explanation:

Remove all signs when finding the absolute value.

It's 14, negative cancels out the negative.

Step-by-step explanation:

"When you have two negative signs, one turns over, and they add together to make a positive. If you have a positive and a negative, there is one dash left over, and the answer is negative."

Not my words, hope this helps <3

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