Algebraic Expressions

Front

What is a constant in an algebraic expression?

Back

A constant is a fixed value that does not change. For example, in the expression 15n - 4, -4 is a constant.

Front

What are the terms in the expression 15n - 4?

Back

The terms in the expression 15n - 4 are 15n and -4.

Front

What is a variable in an algebraic expression?

Back

A variable is a symbol that represents an unknown value. In the expression 15n - 4, 'n' is a variable.

Front

What is a coefficient in an algebraic expression?

Back

A coefficient is a numerical factor that multiplies a variable. In the expression 4 + 16v, 16 is the coefficient of v.

Front

What is an algebraic expression?

Back

An algebraic expression is a combination of numbers, variables, and operations. For example, 3x + 5 is an algebraic expression.

Front

What does it mean to simplify an expression?

Back

To simplify an expression means to combine like terms and reduce it 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, 3x and 5x are like terms.

Front

What is the difference between an expression and an equation?

Back

An expression is a combination of terms without an equality sign, while an equation states that two expressions are equal.

Front

What is the value of the expression 4 + 16v when v = 2?

Back

When v = 2, the expression 4 + 16v equals 4 + 32 = 36.

Front

What is the distributive property?

Back

The distributive property states that a(b + c) = ab + ac. It allows you to multiply a term by a sum.