Answer:
x = 4
Step-by-step explanation:
(8)(7) = 14x
14x = 56
x = 4
Letter A is right
Explanation: best of luck
Answer:

Step-by-step explanation:
Given the quadratic function

we have to find the leading coefficient of given quadratic equation.

The coefficient of
i.e a is known as the leading coefficient.
Comparing given equation with the standard equation, we get
a=-2

The third one is the correct choice because the solutions are 2 and -2