Parts of An Expression

Front

What is a constant in an expression?

Back

A constant is a fixed value that does not change. For example, in the expression 4y + 2 + x, the constant is 2.

Front

How many terms are in the expression 3a + 2b + c + 100?

Back

There are 4 terms in the expression: 3a, 2b, c, and 100.

Front

What is the coefficient of x in the expression 5x + 3y + 8?

Back

The coefficient of x is 5.

Front

A letter that represents a number is called a _____?

Back

A letter that represents a number is called a variable.

Front

What is the constant in the algebraic expression 3 + 2x - 7?

Back

The constant in the expression is -7.

Front

What is a term in an expression?

Back

A term is a single mathematical expression that can be a number, a variable, or a combination of both, such as 4y or 2.

Front

What is the difference between a coefficient and a constant?

Back

A coefficient is a number that multiplies a variable, while a constant is a fixed value that does not change.

Front

Identify the variable in the expression 6x + 5y - 3.

Back

The variables in the expression are x and y.

Front

How do you identify the number of terms in an expression?

Back

Count each separate part of the expression that is added or subtracted. For example, in 4x + 3 - 2y, there are 3 terms.

Front

What is the role of a coefficient in an expression?

Back

A coefficient indicates how many times a variable is multiplied. For example, in 7x, 7 is the coefficient.