Identifying Terms, Coefficients, Variables and Constants

Front

What is a coefficient?

Back

A coefficient is a numerical factor in a term of an algebraic expression. For example, in 5x, 5 is the coefficient.

Front

How many coefficients are in the expression 12x + 7y - 2?

Back

2

Front

What is a constant?

Back

A constant is a number on its own that has a fixed value, such as -2 in the expression 12x + 7y - 2.

Front

What is the coefficient of x in the expression 8 + 5x - y?

Back

5

Front

What do you call each part of an expression that is separated by a + or a -?

Back

Term

Front

What is a variable?

Back

A variable is a symbol for a number we don't know yet, usually represented by a letter, such as x or y.

Front

Identify the constant in the expression 3x + 4 - 2y.

Back

4

Front

In the expression 6a + 2b - 3, how many terms are there?

Back

3

Front

What is the coefficient of y in the expression 7 - 4y + 2x?

Back

-4

Front

What is the term in the expression 5x + 3?

Back

5x and 3 are both terms.