Simplifying Expressions (Combining Like Terms)

Front

What is simplifying expressions?

Back

Simplifying expressions means to combine like terms and reduce the expression to its simplest form.

Front

What are like terms?

Back

Like terms are terms that have the same variable raised to the same power. For example, 2a and 4a are like terms.

Front

What is a constant in an expression?

Back

A constant is a term that does not contain any variables. For example, in the expression 5x + 3, the number 3 is a constant.

Front

What does it mean to combine like terms?

Back

Combining like terms means to add or subtract the coefficients of terms that have the same variable. For example, 2a + 3a = 5a.

Front

Simplify the expression: 2a + 9 + 4a

Back

6a + 9

Front

Simplify the expression: 5a + 2b - 3a + 4

Back

2a + 2b + 4

Front

Identify the term(s) in this expression: 3x + 12 + x

Back

all of the above (3x, 12, x)

Front

Simplify the expression: 3x + 2x

Back

5x

Front

Identify the constants in this expression: 8 - n + 5 - 2n

Back

8, 5

Front

What is a variable in an expression?

Back

A variable is a symbol used to represent an unknown value, often represented by letters like x or a.