Identifying Parts of an Algebraic Expression

What is an algebraic expression?

• A combination of numbers and operations without variables

• A combination of variables and operations without numbers

• A combination of variables, numbers, and operations

• A combination of only variables

How should '12 added to a number n' be written as an algebraic expression?

• 12 + n

• n + 12

• 12 - n

• n - 12

Which of the following represents 'the number n divided by 8'?

• 8 * n

• n * 8

• 8 / n

• n / 8

What is the value of the expression 4x + 3y - 7 when x = 5 and y = 2?

• 19

• 20

• 22

• 21

In the expression 4x + 3y - 7, what are the terms?

• 4x, 3, y, -7

• 4, x, 3, y, -7

• 4, x, 3, y, 7

• 4x, 3y, -7

How many terms are in the expression 2a + 5b - 3c + d - 12?

• 4

• 6

• 3

• 5

What is the coefficient of the term 7x^2 in the expression 7x^2 + 12x?

• 7

• 12

• x

• 2

What is the coefficient of x in the term x/2?

• 2

• 1/2

• x

• 1

In the expression 3n + 12, what does the coefficient 3 represent?

• The number of weeks

• The amount saved each week

• The initial amount saved

• The total amount saved

In the expression 3n + 12, what does the constant 12 represent?

• The number of weeks

• The amount saved each week

• The initial amount saved

• The total amount saved