Answer:
5.5
Step-by-step explanation:
2x+7=16
-7 -7
2x=11
2x/2=11/2
x=5.5
Zeros: x = 2, x = 4
Turning point: (halfway between the zeros) x = 3, y = -1
y-intercept: where x=0, at f(0) = 8.
Axis of symmetry: the vertical line through the turning point: x = 3.




Multiply the numbers.
·
· 
· 
Combine multiplied terms into a single fraction.
· 

Subtract 8 from both sides of the equation.


Multiply all terms by the same value to eliminate fraction denominators.

·
· 
Cancel multiplied terms that are in the denominator.
·
· 
· 
Multiply the numbers.
· 
.
Divide both sides of the equation by the same term.


Simplify.

Solution.
.


ノシ
