Evaluating Algebraic Expressions

Front

What is an algebraic expression?

Back

An algebraic expression is a mathematical phrase that can include numbers, variables, and operation symbols (like +, -, *, /).

Front

What does it mean to evaluate an algebraic expression?

Back

To evaluate an algebraic expression means to substitute the values of the variables and perform the operations to find a numerical result.

Front

Evaluate the expression (6 + 2) (3 + 2).

Back

40

Front

Evaluate 4y when y = 3.

Back

12

Front

What is the value of the expression 2x + 6 if x = 4?

Back

14

Front

Write an algebraic expression for '12 more than a number'.

Back

x + 12

Front

How many terms are in the expression 3x + 2y + z?

Back

3

Front

What is a term in an algebraic expression?

Back

A term is a single mathematical expression that can be a number, a variable, or a combination of both, separated by + or - signs.

Front

What is a coefficient in an algebraic expression?

Back

A coefficient is a numerical factor that multiplies a variable in a term.

Front

What is a variable in an algebraic expression?

Back

A variable is a symbol (often a letter) that represents an unknown value.