Algebraic Expressions

Front

What is a constant in an algebraic expression?

Back

A constant is a fixed value that does not change. In the expression 3x + 5, the constant is 5.

Front

What is an algebraic expression?

Back

An algebraic expression is a combination of numbers, variables, and operations. For example, 2m + 3y - 7 is an algebraic expression.

Front

What does the distributive property state?

Back

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

Front

Simplify the expression using the distributive property: 3(4x + 9)

Back

12x + 27

Front

Back

Exponentiation is the first operation to perform.

Front

How many terms are in the expression 2m + 3y - 7?

Back

There are three terms in this expression.

Front

What is a variable in an algebraic expression?

Back

A variable is a symbol (usually a letter) that represents an unknown value. In the expression 3x + 5, 'x' is the variable.

Front

What is the coefficient in the expression 3x + 5?

Back

The coefficient is the number in front of the variable. In this case, the coefficient of x is 3.

Front

Evaluate the expression 3(2x + z) when x=8 and z=2.

Back

The value is 54.

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.