Simplifying Expressions and Combining Like Terms - Concept

Concept Concept (1)

Expressions are put into their simplest form so as not to be confusing or too complex. One way of simplifying expressions is to combine like terms. By combining terms we can shorten and simplify our expressions, making them easier to read. Like terms often contain the same variable or variables.

Sample Sample Problems (3)

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Simplifying Expressions and Combining Like Terms - Problem 1

Combine like terms:

x² + 3x + 4x² + 9 − 2x
Problem 1
How to simplify an expression by combining like terms.
Simplifying Expressions and Combining Like Terms - Problem 2

Simplify:

3(x − 1) + 4x
Problem 2
How to simplify and expression by distributing and combining like terms.
Simplifying Expressions and Combining Like Terms - Problem 3

Find the simplified form of the perimeter of

Problem 3
How to write a simplified expression for the perimeter of a triangle.