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 +, -, *, /). For example, 3x + 2 is an algebraic expression.

Tags

CCSS.6.EE.A.2B

Front

What does it mean to evaluate an algebraic expression?

Back

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

Tags

CCSS.6.EE.A.2C

Front

Evaluate the expression: 3b + 4c if b = 9 and c = 3

Back

39

Tags

CCSS.6.EE.A.2C

Front

Evaluate the expression: b² + 4 when b = 3

Back

13

Tags

CCSS.6.EE.A.2C

Front

Evaluate the expression: 3h + 2 for h = 10

Back

32

Tags

CCSS.6.EE.A.2C

Front

Evaluate the expression: 5m + 7 if m = 5

Back

32

Tags

CCSS.6.EE.A.2C

Front

Evaluate the expression: 2 + m if m = 7

Back

9

Tags

CCSS.6.EE.A.2C

Front

What is a variable in an algebraic expression?

Back

A variable is a symbol (usually a letter) that represents an unknown value. For example, in the expression 4x + 5, 'x' is the variable.

Tags

CCSS.6.EE.A.2B

Front

What is a coefficient in an algebraic expression?

Back

A coefficient is a numerical factor that multiplies a variable. In the expression 3x, 3 is the coefficient.

Tags

CCSS.6.EE.A.2B

Front

What is a constant in an algebraic expression?

Back

A constant is a fixed value that does not change. In the expression 4x + 5, 5 is the constant.

Tags

CCSS.6.EE.A.2B