# Simplify the expression. 3(x - 2) - 9(x^2 + 7x + 4) - 5(x + 8)

## Question:

Simplify the expression.

{eq}3(x - 2) - 9(x^2 + 7x + 4) - 5(x + 8) {/eq}

## Combining Like Terms

Combining like terms is instrumental in simplifying an expression. When combining like terms the signs should not be neglected. Double check the signs based on the original expression before proceeding with adding or subtracting terms.

## Answer and Explanation:

To simplify the following expression, one has to distribute the corresponding coefficients:

{eq}3(x - 2) - 9(x^2 + 7x + 4) - 5(x + 8) {/eq}

{eq}3x...

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Combining Like Terms: Definition, Simplifying & Practice

from High School Algebra I: Help and Review

Chapter 14 / Lesson 8
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