457,562 views
30 votes
30 votes
Select the correct choice below and fill in any answer boxes in your choice

Select the correct choice below and fill in any answer boxes in your choice-example-1
User PawZaw
by
3.1k points

1 Answer

18 votes
18 votes

In order to solve this equation, let's expand the products in both sides of the equation:


\begin{gathered} x(3x-8)=(3x+6)(x-6) \\ 3x^2-8x=3x^2-18x+6x-36 \\ 3x^2-8x=3x^2-12x-36 \\ -8x=-12x-36 \\ -8x+12x=-36 \\ 4x=-36 \\ x=-9 \end{gathered}

So the correct option is A.

The solution set is {-9}.

User Nimsrules
by
2.5k points