Front

Evaluate the expression: 2x + 3 + x² for x = 4

Back

27

Front

Evaluate the expression: 6a - 3d when a = 1, d = 2

Back

0

Front

Evaluate the expression: 2x + x - 10 when x = 8

Back

14

Front

What is the first step in solving the expression: 12 ÷ 6 (3) + 8?

Back

division

Front

Evaluate the expression: 2(a - 5) + 2 when a = 15

Back

22

Front

What is an algebraic expression?

Back

An expression that contains numbers, variables, and operations.

Front

What does it mean to evaluate an expression?

Back

To calculate the value of the expression by substituting variables with numbers.

Front

What is the order of operations in mathematics?

Back

Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right).

Front

What is a variable in algebra?

Back

A symbol (usually a letter) that represents an unknown value.

Front

What is a constant in an algebraic expression?

Back

A fixed value that does not change.