If using the method of completing the square to solve the quadratic equation x^2+9x+7=0x 2 +9x+7=0, which number would have to be added to "complete the square"?

Step-by-step explanation:

From the question we are told that

The equation is given by

Generally completing the square method is mathematically solved

Therefore with the use of completing the square method  should be added to solve the equation

not enough information

step-by-step explanation:

we cannot know this, because the other students could have handed out 10 flyers, or they could have handed out 100. one way, the mean would go up, and another way, the mean would go down.

susie has 7 apples