Algebraic Expressions

Front

What is an algebraic expression?

Back

An algebraic expression is a mathematical phrase that can include numbers, variables (like x and y), and operations (like addition and multiplication).

Front

What is a variable in algebra?

Back

A variable is a symbol, usually a letter, that represents an unknown number in an expression or equation.

Front

Back

8

Front

Back

4

Front

What are the coefficients in the expression 6c - 1 + 5c?

Back

The coefficients are 6 and 5.

Front

What is the constant in the expression 6c - 1 + 5c?

Back

The constant is -1.

Front

Combine like terms: 6c + 5c - 1.

Back

11c - 1.

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 result of 6c - 1 + 5c when c = 2?

Back

21

Front

Identify the variables in the expression 3 + z + x - 7y.

Back

The variables are z, x, and y.