Basic Mathematics for College Students

622 Chapter 7 Summary and Review A bar graphpresents data using vertical or horizontal bars. A horizontal axisand vertical axis ...

Chapter 7 Summary and Review 623 The California row contains 4 complete symbols and almost all of another. This means that there ...

624 Chapter 7 Summary and Review When did the popularity of snowboarding seem to peak? The years with the highest participation ...

Chapter 7 Summary and Review 625 A frequency polygonis a special line graph formed from a histogram by joining the center points ...

626 Chapter 7 Summary and Review In a workplace survey, employed adults were asked if they would date a co-worker. The results o ...

Chapter 7 Summary and Review 627 SECTION 7.2 Mean, Median, and Mode It is often beneficial to use one number to represent the “c ...

628 Chapter 7 Summary and Review Multiply the number of credits for each course by the point value of the grade received. Add th ...

Chapter 7 Summary and Review 629 GRADES Jose worked hard this semester, earning grades of 87, 92, 97, 100, 100, 98, 90, and 98. ...

CHAPTER 7 TEST Fill in the blanks. a. A horizontal or vertical line used for reference in a bar graph is called an. b. The (ave ...

ENERGY DRINKS Refer to the pictograph below to answer the following questions. a. How many grams of sugar are there in 12 ounc ...

COMMUTING TIME A school district collected data on the number of minutes it took its employees to drive to work in the morning. ...

AUTOMOBILES In 2008, a total of 52,940,559 cars were produced in the world. Write this number in words and in expanded notation ...

CLASS TIME In a chemistry course, students spend a total of 300 minutes in lab and lecture each week. If of the time is spent i ...

SPINAL CORD INJURIES Refer to the circle graph below.[Section 7.1] a. What percent of spinal cord injuries are caused by sports ...

This page intentionally left blank ...

637 An Introduction to Algebra 8.1The Language of Algebra 8.2Simplifying Algebraic Expressions 8.3Solving Equations Using Proper ...

638 Chapter 8 An Introduction to Algebra SECTION 8.1 The Language of Algebra Objectives 1 Use variables to state properties of a ...

Addition Property of 0 (Identity Property of Addition) a 0 a and 0 aa Here are several familiar properties of multiplicati ...

Addition symbols separate expressions into parts called terms.For example, the expression x+ 8 has two terms. 8 First term Secon ...

It is important to be able to distinguish between the termsof an expression and the factorsof a term. 8.1 The Language of Algebr ...