Basic Evaluation Algebraic Expressions

Front

Evaluate 6y for y = 3

Back

18

Front

Evaluate s - 10 when s = 21

Back

11

Front

Evaluate x + y for x = 5 and y = 6

Back

11

Front

Evaluate 30 - y for y = 2

Back

28

Front

Evaluate 2x + 3 for x = 4

Back

11

Front

What is an algebraic expression?

Back

An algebraic expression is a mathematical phrase that can include numbers, variables, and operation symbols.

Front

What does it mean to evaluate an expression?

Back

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

Front

What is a variable in algebra?

Back

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

Front

What is the value of x in the expression 5x when x = 2?

Back

10

Front

If a = 4, what is the value of 3a + 2?

Back

14