(-1/2 + x)(a - 8)

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Understand the Problem

The question is presenting a mathematical expression involving variables and constants. The task may require simplifying or evaluating the expression based on certain values.

Answer

The simplified expression is $xa - \frac{1}{2}a - 8x + 4$.
Answer for screen readers

The simplified expression is:

$$ xa - \frac{1}{2}a - 8x + 4 $$

Steps to Solve

  1. Distribute the first term We start by multiplying each term in the first expression $(-\frac{1}{2} + x)$ by the second expression $(a - 8)$.

$$ (-\frac{1}{2})(a - 8) + x(a - 8) $$

  1. Distribute $-\frac{1}{2}$ Now, distribute $-\frac{1}{2}$ across $a - 8$.

$$ -\frac{1}{2}a + 4 $$

  1. Distribute $x$ Next, distribute $x$ across $a - 8$.

$$ xa - 8x $$

  1. Combine the results Now combine both results from the previous distributions:

$$ -\frac{1}{2}a + 4 + xa - 8x $$

  1. Rearrange the expression You may rearrange the terms for clarity:

$$ xa - \frac{1}{2}a - 8x + 4 $$

The simplified expression is:

$$ xa - \frac{1}{2}a - 8x + 4 $$

More Information

This expression represents the product of a binomial and a monomial, and highlights how distribution works in algebra, allowing us to combine like terms effectively.

Tips

  • Incorrectly applying the distributive property: Make sure to distribute each term individually.
  • Forgetting to combine like terms: Always check if there are similar terms that can be combined at the end.

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