Answer:
Chemical
Step-by-step explanation:
(X + 4)(X^2 - 1) = x^3 + 4x^2 - x - 4
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The 2 is the hundreds and 8 is the thousands
Given:
The inequality is

To find:
The missing step in solving the given inequality.
Solution:
Step 1: The given equation.

Step 2: Subtract 8x from both sides.


Step 3: Add 4 on both sides.


Step 4: Divide both sides by -2 and change the sign of inequity as we divide the inequality by a negative number.


Therefore, the missing step is
.