Answer:
I think the missing number is 28
First of all, the root is
, since

Then, since the
represents the horizontal distance, and
the height, we can read
as "the height is zero when the diver is
feet away from the board.
So, the answer is D.
Answer : The incorrect step is, (A) step 1: -10 + 6x > 8
Step-by-step explanation :
The given expression is:

Now solving this expression step by step.
First -4 distributed over parentheses.

Now solving bracket term, we get:

Now taking like terms together, we get:



Now multiplying this expression by (-1), we get:

Thus, the incorrect step is, (A) step 1: -10 + 6x > 8