Answer:
#20: the y axis
#21: 2
#22: 4
Step-by-step explanation:
uh look at the blurry picture
Answer:
the correct answer is yes
The midpoint of AB is point G
<h2>
Explanation:</h2>
The complete question has been attached below. As you can see, we have a line segment which is defined as a part of a line that is bounded by two different points that are at the end of the segment. So here we know that:
- A is located at point -6.
- B is located at point 8
Therefore, the midpoint can be calculated as:

So the midpoint is
that matches point G. Finally:
Conclusion: The midpoint of AB is point G
Learn more:
Midpoint: brainly.com/question/13773601
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Answer:
x=9,-1 and 
Explanation:
we have been given with the quadratic equation 
we compare the given quadratic equation with general quadratic equation
general quadratic is 
from given quadratic equation a=1,b= -8,c= -9
substituting these values in the formula for discriminant 

Now, to find the value of x
Formula is 
Now, substituting the values we will get

And rewritting the given equation by shifting 9 to right hand side of the given equation and taking minus inside the bracket so as to convert it in the form of
