Algebraic Expressions Practice Flashcard

Front

What is an algebraic expression?

Back

An algebraic expression is a mathematical phrase that includes numbers, variables, and operation symbols (like +, -, *, /). For example, 2x + 3 is an algebraic expression.

Front

What does it mean to evaluate an expression?

Back

To evaluate an expression means to calculate its value by substituting the variables with given numbers.

Front

What is the distributive property?

Back

The distributive property states that a(b + c) = ab + ac. It allows you to multiply a single term by two or more terms inside a set of parentheses.

Front

Write an equivalent expression for 2x + 4y.

Back

2(x + 2y)

Front

Evaluate the expression 3x + 5 when x = 5.

Back

20

Front

Find an equivalent expression for 36x + 24.

Back

2(18x + 12)

Front

Evaluate 4y when y = 3.

Back

12

Front

Use the distributive property to find an equivalent expression for 5(2f + 4).

Back

10f + 20

Front

What is a variable in algebra?

Back

A variable is a symbol (usually a letter) that represents an unknown value in an expression or equation.

Front

What is a coefficient?

Back

A coefficient is a numerical factor in a term of an algebraic expression. For example, in 4x, 4 is the coefficient.