Variable Variables

Front

What is a variable in mathematics?

Back

A symbol, often a letter, that represents a number that can change.

Front

In the expression 5 + y, what is the variable?

Back

y

Front

What are the variables in the expression 3x + y?

Back

x, y

Front

Identify the variables in the expression z + 3 - 4.

Back

z

Front

In the expression 5p + 4h - 2, which are the variables?

Back

p, h

Front

What is a constant in mathematics?

Back

A fixed value that does not change, often a number.

Front

In the expression 2a + 3b, what are the variables?

Back

a, b

Front

What does the term 'coefficient' mean?

Back

A number that multiplies a variable, such as 3 in 3x.

Front

What is the difference between a variable and a constant?

Back

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

Front

In the expression 7 + x - 5, what is the variable?

Back

x