3.1-3.2 Review

Master algebraic expressions: identify parts, use exponents, and solve word problems!

Terms, Coefficients and Constants Match each part of the expression 5m + 9with the correct definition. 5m, 9 Terms 5 Coefficient 9 Constant m Variable + Operation How would you write the expression b • b • b • b • b using exponents? 5b b⁵ b⁶ b5 How would you write the expression 2 • g • g • g using exponents? 3g² 6g 2g³ 3g Evaluating Expressions Evaluate each the expression when c = 4, d = 6, and e = 10.Type in just the number! Expression Answer 7d 42 15 - d 9 10 + e 20 24 ÷ c 6 Evaluating Expressions (Part 2!) Evaluate each expression when m = 5 and n = 8.Type in just the number. Expression Answer 4m - 7 13 4n - 3m 17 m + 2n 21 The expression 3grepresents the amount of flour (in cups) needed to bake gloaves of garlic bread. How much flour would you need to bake 4 loaves of garlic broad? 7 cups of flour 34 cups of flour 12 cups of flour 1.33 cups of flour The expression 30c+ 40arepresents the cost (in dollars) for cchildren andaadults to visit the Shedd Aquarium in Chicago. How would would it cost for 2 children and 1 adult to visit? 100 dollars 110 dollars 70 dollars 73 dollars Operation Words Sort each word into the operation that it represents. Addition sum in all increased by altogether Subtraction less than fewer than difference decreased by Multiplication product times of twice Division quotient divided by split equal groups Matching Phrases and Expressions Match each phrase to the correct expression! 7 less than 15 15 - 7 7 decreased by 15 7 - 15 the quotient of a number m and 4 m ÷ 4 4 divided by m 4 ÷ m Write the phrasethe product of 8 and a number p as an expression. 8 + p 8 - p 8p 8 ÷ p Write the phrase the total of a number c and 3 as an expression. c + 3 c - 3 c • 3 c ÷ 3 Write the phrase a number y decreased by 10 as an expression. 10 - y y - 10 10 ÷ y y ÷ 10