Simplifying Expressions

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, 2x and 3x are like terms.

Front

What is a coefficient?

Back

A coefficient is a number that is multiplied by a variable in an expression. For example, in 5x, 5 is the coefficient.

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.

Front

What is the expression for adding (x + 5) + (2x + 10)?

Back

The expression simplifies to 3x + 15.

Front

True or False: 4a and 4b are like terms.

Back

False, because they have different variables.

Front

What is the simplified form of 4a + 9 + a?

Back

The simplified form is 5a + 9.

Front

What is the result of 3x + 2x?

Back

The result is 5x.

Front

What is the expression for subtracting 5x - 2x?

Back

The expression simplifies to 3x.

Front

What is the difference between a term and an expression?

Back

A term is a single mathematical entity (like 5x), while an expression is a combination of terms (like 5x + 3).