Given:
The equation is:
[tex]8x^3=(-2x)A[/tex]
To find:
The missing factor AAA that makes the equality true.
Solution:
We have,
[tex]8x^3=(-2x)A[/tex]
Divide both sides by -2x to isolate A.
[tex]\dfrac{8x^3}{-2x}=A[/tex]
[tex]-4x^2=A[/tex]
Therefore, the value of A is [tex]-4x^2[/tex].