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Integrated Math 2 Section: _____ HW 6.6 Name: ______________________________ Date: _______________________________ Directions: Identify the terms that match the given definition/examples. 1) Term Definition Example the 2 in 3x 2 a term that has a fixed number but no variable Addition, subtraction, multiplication, and division the parts of an expression that are added (subtracted) together A mathematical phrase that combines operations, numbers, and/or variables the circled parts in 3x 2 Two expressions that have the same value 3 2 3 2 Terms that have the same variable parts -x and 4x or 2 2 x and 3x 2 the number part of a term that is multiplied by a variable the 3 in 3x a letter used to represent one or more numbers x 3x 2 Directions: Solve each problem. Box your answer. (1 point each, 4 points total) 2) 25.12 0.08 3) (4 x 3 y)3 Integrated Math 2 Section: _____ 4) Convert to scientific notation: HW 6.6 Name: ______________________________ Date: _______________________________ 5) 5 4 6 4 8 3 0.00547 Directions: Translate each written expression into an algebraic expression. Then solve the equation for the unknown value. Don’t forget to define your variable. 6) Fifteen less than half a number is 34. Equation: _______________________ Solve: 7) Eight more than four times a number is -12. Equation: _______________________ Solve: Integrated Math 2 Section: _____ HW 6.6 Name: ______________________________ Date: _______________________________ Use the Solve – Explain – Justify Table to solve an equation 8) Solve Explain Justify Explain Justify 1 16 x 21 7 9) Solve 50 30y 250 10y *Multiplicative Identity Property *Additive Identity Property *Multiplicative Inverse Property * Algebraic definition of subtraction *Additive Inverse Property (AKA Property of Opposites) *Distributive Property *Multiplication Property of Equality *Division Property of Equality *Addition Property of Equality *Subtraction Property of Equality Integrated Math 2 Section: _____ HW 6.6 Name: ______________________________ Date: _______________________________ 10) Every time Ms. Cheng has to get her bike fixed, she goes to the local bike shop. She pays $32 for each new tire, $9 for each spoke, and $8 for a tip. The expression 32t 9s 8 represents how much Ms. Cheng will spend. Today, she bought 2 tires and 5 spokes. How much did Ms. Cheng pay today?