Practice Exam in General Mathematics — Multiple Choice

What is an equation?

• A number sentence without equality

• A statement showing two expressions are equal

• A comparison of two numbers

• A mathematical operation

Which of the following is an example of an equation?

• 5 + 7

• x − 3

• 2a = 10

• 4x + 9

Which property of equality allows adding the same number to both sides of the equation?

• Addition Property of Equality

• Subtraction Property

• Multiplication Property

• Division Property

What is the solution of the equation x − 3 = 12?

• 9

• 15

• 15

• 18

What is the solution of y + 7 = 4?

• 11

• 3

• −11

• −3

What happens when both sides of an equation are multiplied by the same nonzero number?

• The equation changes

• The equation remains equal

• The variable disappears

• The result is undefined

The equation 3x = 12 is solved by which operation?

• Addition

• Division

• Subtraction

• Multiplication

Which property of equality is used when both sides of the equation are divided by the same number?

• Subtraction Property

• Division Property of Equality

• Multiplication Property

• Addition Property

If 5x + 2 = 17, what is the value of x?

• 2

• 3

• 3

• 4

Which of the following statements is NOT an equation?

• 4y − 7

• 3x + 2 = 8

• 9 + m = 12