70 likes | 464 Views
3.2 Transforming Equations: Multiplication and Division. Objective : To solve equations using multiplication and division. Warm – up : Simplify: 1) 2) 3) 4). 3.2 Transforming Equations: Multiplication and Division. Steps to solving Word Problems!. Solve. Show all your steps!.
E N D
3.2 Transforming Equations:Multiplication and Division • Objective: To solve equations using multiplication and division. • Warm – up: Simplify:1) 2)3) 4)
3.2 Transforming Equations:Multiplication and Division Steps to solving Word Problems! Solve. Show all your steps! Negative nine times a number is -108. Find the number. Three quarters of a number is 21. Find the number. • Write an equation based on the facts of the problem. • Solve the equation. • Answer the problem.
3.2 Transforming Equations:Multiplication and Division Follow the steps to solve the word problem. A restaurant charges $2.50 for one eighth of a quiche. At this rate, how much does the restaurant receive for the whole quiche? • Two hundred twenty-five students play a team sport at Lincoln High School. These students represent ⅜ of the total student population. How many students attend the school?
3.2 Transforming Equations:Multiplication and Division Follow the steps to solve the word problem. One kilogram of sea water contains, on average, 35 g of salt. How many grams of sea water contain 4.2 grams of salt? • A certain real-estate agent receives $6 for every $100 of a house's selling price. How much was a house sold for if the agent received $10,725?
3.2 Transforming Equations:Multiplication and Division Follow the steps to solve the word problem. Homework: Pg. 105 Problems#1 – 19 odd • A 75-watt bulb consumes 0.075 kW∙h (kilowatt-hours) of energy when it burns for one hour. How long was the bulb left burning if it consumed 3.3 kW∙h of energy?