6.EE.2 - Expressions

Front

What is a constant in an algebraic expression?

Back

A constant is a fixed value that does not change, represented by a number in an expression.

Front

In the expression 15n - 5, what does the term '15n' represent?

Back

The term '15n' represents the product of 15 and the variable n.

Front

How would you express '9 more than 6 times a number' in algebraic form?

Back

The expression is 6n + 9.

Front

What does the expression 'n + 12' represent?

Back

It represents 12 more than the variable n.

Front

If k represents kilometers walked, what does the expression 10 + 5k represent?

Back

It represents the total amount of money pledged, where 10 is a fixed amount and 5k is the variable amount based on kilometers walked.

Front

What is the difference between a variable and a constant in an expression?

Back

A variable is a symbol that represents an unknown value, while a constant is a specific fixed value.

Front

How do you evaluate the expression 10 + 5k for k = 6?

Back

Substitute 6 for k: 10 + 5(6) = 10 + 30 = 40.

Front

What is the meaning of the term 'product' in mathematics?

Back

The product is the result of multiplying two or more numbers together.

Front

What does the expression '5 less than the product of 15 and n' mean in algebraic terms?

Back

It means 15n - 5.

Front

How can you identify the coefficient in an algebraic expression?

Back

The coefficient is the numerical factor that multiplies the variable, such as 15 in 15n.