Writing Expressions

Front

What is the expression for triple the sum of x and 5?

Back

3(x + 5)

Front

The number multiplied by a variable is called a _____?

Back

coefficient

Front

Evaluate the expression 8c + d when c = 3 and d = 2.

Back

26

Front

A letter that represents an unknown number is called a _____?

Back

variable

Front

Evaluate (6 + 3 − y) · 7 for y = 8.

Back

7

Front

What is a mathematical expression?

Back

A combination of numbers, variables, and operations.

Front

What does the term 'constant' mean in mathematics?

Back

A fixed value that does not change.

Front

What is a 'term' in an expression?

Back

A single mathematical expression that can be a number, variable, or the product of numbers and variables.

Front

What is the difference between a variable and a constant?

Back

A variable can change, while a constant remains the same.

Front

What does it mean to evaluate an expression?

Back

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