Final answer:
The expression 11/3 x 7/33 x (-5)/7 x 9/19 simplifies to -1/3. This is achieved by multiplying the numerators and the denominators of the fractions together.
Step-by-step explanation:
To simplify 11/3 x 7/33 x (-5)/7 x 9/19, let's start by multiplying the fractions. Remember that we multiply fractions by multiplying the numerators (top number) and denominators (bottom number) together.
Therefore, the multiplication would be:
(11 x 7 x -5 x 9) / (3 x 33 x 7 x 19).
By simplifying further, we find:
-1 / 3.
So, 11/3 x 7/33 x (-5)/7 x 9/19 simplifies to -1/3.
Learn more about Fraction Multiplication