What is the simplest form of the expression 2x (x - 6) - 7x2 - (13x - 3) ?

A.) 5x2 - 25x + 3

B.) - 5x2 - 25x + 3

C.) - 5x2 + x + 3

D.) - 5x2 - 25x - 3

First reduce the brackets

Next Expand the expression

Then gather all like terms

And lastly simplify

Answer: B)

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We have the following expression:

2x (x - 6) - 7x2 - (13x - 3)

We will solve the expression step by step.

We solve the parentheses:

2x ^ 2 - 12x - 7x ^ 2 - 13x + 3

Now we add similar terms:

x ^ 2 (2-7) + x (-12-13) + 3

Rewriting:

-5x ^ 2 - 25x + 3

Answer:

The simple form of the expression is:

B.) - 5x2 - 25x + 3