Chapter 1

• Addition Property of Equality

• Subtraction Property of Equality

• Multiplication Property of Equality

• Division Property of Equality

• -35
• 21
• -21
• 35

• x = 7/8
• x = 1/2
• x = 3/4
• x = 5/8

An airplane has a length of 85.4 feet. A scale model of the airplane has a length of 12.2 inches and a wingspan of 12.5 inches. What is the wingspan (in feet) of the actual airplane?

• Addition Property of Equality and Division Property of Equality

• Subtraction Property of Equality and Division Property of Equality

• Addition Property of Equality and Multiplication Property of Equality

• Subtraction Property of Equality and Multiplication Property of Equality

• x = -21

• x = -34

• x = 258

• x = 302

• x = -3

• x = 1

• x = 3