Problem 1SP: After dining out at a restaurant, the recommended minimum abount for tipping the server is 15% of... Problem 2SP: Evaluate the algeraic expressions when x = 5 and y = 2 . 20 − y Problem 3SP: Evaluate the algeraic expressions when x = 5 and y = 2 . x y Problem 4SP: Plot the numbers on the number line. { − 1 , 3 4 , − 2.5 , 10 3 } Problem 5SP: Show that each number is rational by finding an equivalent ratio of two integers 3 7 Problem 6SP: Show that each number is rational by finding an equivalent ratio of two integers
6.
Problem 7SP: Show that each number is rational by finding an equivalent ratio of two integers 0.3 Problem 8SP: Show that each number is rational by finding an equivalent ratio of two integers 0. 3 ¯ Problem 9SP Problem 10SP: Identify the sets to which each number belongs. Choose from: natural numbers, whole numbers,... Problem 11SP: Identify the sets to which each number belongs. Choose from: natural numbers, whole numbers,... Problem 12SP: Identify the sets to which each number belongs. Choose from: natural numbers, whole numbers,... Problem 13SP: Identify the sets to which each number belongs. Choose from: natural numbers, whole numbers,... Problem 14SP: Fill in the blanks with the appropriate inequality sign: < or > . –11 _____ 20 Problem 15SP: Fill in the blanks with the appropriate inequality sign: < or > . –3 _____ –6 Problem 16SP: Fill in the blanks with the appropriate inequality sign: < or > . 0 _____ –9 Problem 17SP: Fill in the blanks with the appropriate inequality sign: < or > . –6.2 _____ –1.8 Problem 18SP: Find the opposite. 224 Problem 19SP: Find the opposite. –3.4 Problem 20SP: Evaluate. − ( 2.8 ) Problem 21SP: Evaluate. − ( − 1 5 ) Problem 22SP: Evaluate. | − 99 | Problem 23SP Problem 24SP Problem 25SP Problem 26SP: Answer true or false. − | 4 | > | − 4 | Problem 27SP: Answer true or false. | − 17 | = 17 Problem 1PE: Vocabulary and Key Concepts a. A ______ is a symbol or letter used to represent an unknown number.... Problem 2PE: Review Exercises Fore Exercises 2-4, simplify. 2 1 2 − 1 5 6 Problem 3PE: Review Exercises Fore Exercises 2-4, simplify. 4 1 2 × 1 5 6 Problem 4PE: Review Exercises Fore Exercises 2-4, simplify. 4 1 2 ÷ 1 5 6 Problem 5PE: Concept 1: Variables and Expressions For Exercises 5-14, evaluate the expressions for the given... Problem 6PE: Concept 1: Variables and Expressions For Exercises 5-14, evaluate the expressions for the given... Problem 7PE Problem 8PE Problem 9PE Problem 10PE Problem 11PE Problem 12PE Problem 13PE: Concept 1: Variables and Expressions For Exercises 5-14, evaluate the expressions for the given... Problem 14PE: Concept 1: Variables and Expressions For Exercises 5-14, evaluate the expressions for the given... Problem 15PE: Concept 1: Variables and Expressions The cost of downloading songs from the Internet can be... Problem 16PE: Concept 1: Variables and Expressions The number of calories burned by a 150-lb person by walking 2... Problem 17PE: Concept 1: Variables and Expressions Aly is trying to limit her total calorie intake for breakfast... Problem 18PE: Concept 1: Variables and Expressions Lorenzo knows that the gas mileage on his car is about 25 miles... Problem 19PE: Concept 2: The Set of Real Numbers Plot the numbers on the real number line: { 1 , − 2 , − π , 0 , −... Problem 20PE: Concept 2: The Set of Real Numbers Plot the numbers on the real number line: { 3 , − 4 , 1 8 , − 1.7... Problem 21PE: Concept 2: The Set of Real Numbers For Exercises 21-36, describe each number as (a) a terminating... Problem 22PE: Concept 2: The Set of Real Numbers For Exercises 21-36, describe each number as (a) a terminating... Problem 23PE: Concept 2: The Set of Real Numbers For Exercises 21-36, describe each number as (a) a terminating... Problem 24PE: Concept 2: The Set of Real Numbers
For Exercises 21-36, describe each number as (a) a terminating... Problem 25PE: Concept 2: The Set of Real Numbers
For Exercises 21-36, describe each number as (a) a terminating... Problem 26PE: Concept 2: The Set of Real Numbers
For Exercises 21-36, describe each number as (a) a terminating... Problem 27PE: Concept 2: The Set of Real Numbers For Exercises 21-36, describe each number as (a) a terminating... Problem 28PE: Concept 2: The Set of Real Numbers For Exercises 21-36, describe each number as (a) a terminating... Problem 29PE: Concept 2: The Set of Real Numbers For Exercises 21-36, describe each number as (a) a terminating... Problem 30PE: Concept 2: The Set of Real Numbers For Exercises 21-36, describe each number as (a) a terminating... Problem 31PE: Concept 2: The Set of Real Numbers
For Exercises 21-36, describe each number as (a) a terminating... Problem 32PE: Concept 2: The Set of Real Numbers For Exercises 21-36, describe each number as (a) a terminating... Problem 33PE: Concept 2: The Set of Real Numbers For Exercises 21-36, describe each number as (a) a terminating... Problem 34PE: Concept 2: The Set of Real Numbers
For Exercises 21-36, describe each number as (a) a terminating... Problem 35PE: Concept 2: The Set of Real Numbers
For Exercises 21-36, describe each number as (a) a terminating... Problem 36PE Problem 37PE Problem 38PE Problem 39PE: Concept 2: The Set of Real Numbers List three numbers that are integers but not natural numbers. Problem 40PE Problem 41PE Problem 42PE Problem 43PE Problem 44PE Problem 45PE Problem 46PE Problem 47PE Problem 48PE: Concept 2: The Set of Real Numbers
For Exercises 42-48, let (See Example 5.)
48. Plot the real... Problem 49PE Problem 50PE Problem 51PE: Concept 4: Opposite of a Real Number
For Exercises 51-58, find the opposite of each number. (See... Problem 52PE: Concept 4: Opposite of a Real Number For Exercises 51-58, find the opposite of each number. (See... Problem 53PE: Concept 4: Opposite of a Real Number
For Exercises 51-58, find the opposite of each number. (See... Problem 54PE: Concept 4: Opposite of a Real Number
For Exercises 51-58, find the opposite of each number. (See... Problem 55PE: Concept 4: Opposite of a Real Number For Exercises 51-58, find the opposite of each number. (See... Problem 56PE: Concept 4: Opposite of a Real Number For Exercises 51-58, find the opposite of each number. (See... Problem 57PE: Concept 4: Opposite of a Real Number
For Exercises 51-58, find the opposite of each number. (See... Problem 58PE: Concept 4: Opposite of a Real Number
For Exercises 51-58, find the opposite of each number. (See... Problem 59PE Problem 60PE Problem 61PE Problem 62PE Problem 63PE Problem 64PE Problem 65PE Problem 66PE Problem 67PE Problem 68PE Problem 69PE Problem 70PE Problem 71PE Problem 72PE Problem 73PE Problem 74PE Problem 75PE Problem 76PE Problem 77PE Problem 78PE Problem 79PE Problem 80PE Problem 81PE Problem 82PE: Concept 5: Absolute Value of a Real Number For Exercises 81-104, determine if the statements are... Problem 83PE: Concept 5: Absolute Value of a Real Number For Exercises 81-104, determine if the statements are... Problem 84PE Problem 85PE Problem 86PE Problem 87PE: Concept 5: Absolute Value of a Real Number For Exercises 81-104, determine if the statements are... Problem 88PE: Concept 5: Absolute Value of a Real Number
For Exercises 81-104, determine if the statements are... Problem 89PE: Concept 5: Absolute Value of a Real Number For Exercises 81-104, determine if the statements are... Problem 90PE: Concept 5: Absolute Value of a Real Number For Exercises 81-104, determine if the statements are... Problem 91PE: Concept 5: Absolute Value of a Real Number For Exercises 81-104, determine if the statements are... Problem 92PE: Concept 5: Absolute Value of a Real Number For Exercises 81-104, determine if the statements are... Problem 93PE: Concept 5: Absolute Value of a Real Number For Exercises 81-104, determine if the statements are... Problem 94PE: Concept 5: Absolute Value of a Real Number For Exercises 81-104, determine if the statements are... Problem 95PE: Concept 5: Absolute Value of a Real Number
For Exercises 81-104, determine if the statements are... Problem 96PE: Concept 5: Absolute Value of a Real Number For Exercises 81-104, determine if the statements are... Problem 97PE: Concept 5: Absolute Value of a Real Number
For Exercises 81-104, determine if the statements are... Problem 98PE: Concept 5: Absolute Value of a Real Number For Exercises 81-104, determine if the statements are... Problem 99PE: Concept 5: Absolute Value of a Real Number For Exercises 81-104, determine if the statements are... Problem 100PE: Concept 5: Absolute Value of a Real Number For Exercises 81-104, determine if the statements are... Problem 101PE: Concept 5: Absolute Value of a Real Number For Exercises 81-104, determine if the statements are... Problem 102PE: Concept 5: Absolute Value of a Real Number
For Exercises 81-104, determine if the statements are... Problem 103PE: Concept 5: Absolute Value of a Real Number For Exercises 81-104, determine if the statements are... Problem 104PE: Concept 5: Absolute Value of a Real Number For Exercises 81-104, determine if the statements are... Problem 105PE: Expanding Your Skills
105. For what numbers, , is positive?
Problem 106PE: Expanding Your Skills For what number, a , is | a | = a ? format_list_bulleted