Identifying Parts of Expressions in Algebra

What is a 'quantity' in an equation?

• A number that is multiplied by a variable

• A part of an expression that belongs in parentheses

• A number that stands alone in an expression

• A part of an expression separated by addition or subtraction

Which of the following is a coefficient?

• The variable x in the expression 3x + 2

• The number 3 in the expression 3x + 2

• The number 2 in the expression 3x + 2

• The entire expression 3x + 2

In the expression 4m, what are the factors?

• 4m and m

• 4 and m

• 4 and 4m

• m and 4m

What is a constant in an equation?

• A number that is multiplied by a variable

• A part of an expression that belongs in parentheses

• A number that stands alone in an expression

• A part of an expression separated by addition or subtraction

How many terms are in the expression 3x + 4y - 7?

• 4

• 3

• 2

• 1

In the expression 4m + 2r^2 + 7, what is the coefficient of m?

• 7

• 4

• m

• 2

What is the constant in the expression 4m + 2r^2 + 7?

• 4

• 2

• m

• 7

In the expression 3y - 11, which statement is correct?

• The constant is 3

• The coefficient is 3

• The coefficient is y

• The terms are y and 11

Which statement correctly describes the expression 6m?

• The variable is 6

• The constant is 6

• The terms are 6 and m

• The expression is finding a product

If y equals 2.5, which expression will produce a value of 7?

• 4y - 3

• 20 / y

• 2y + 3

• 3y