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Shaw’s Grade 9 Equations and Inequalities JEOPARDY Define Time Whole # or Fraction Equation $200 Wordy Expedition Inevitable Inequalities Wonders $200 $200 $200 $200 $200 $400 $400 $400 $400 $400 $400 $600 $600 $600 $600 $600 $600 $800 $800 $800 $800 $800 $800 $1000 $1000 $1000 $1000 $1000 $1000 Potpourri This does not change the value of the original term. Ex: 5+0 = 5 or 4 x1 = 4. A statement formed by two expressions related by an equal sign. A mathematical operation that undoes a related operation. A mathematical statement that shows an inequality or equation and the family of numbers to which the variable belongs. A mathematical statement relating expressions by using one or more symbols not including “=“. 3x+7=5. 4x-16=32. 5(y-3)=30. x/3+9=36. 3(4y-6)=47. Solve: 3x+4=13. Solve: 1/3x+5=9. Solve: 3/4x+2=2/3. . . 2y+3>7. 15<4+3x. 2x+7 ≤ 5x+28. 2( x+4 ) > 6( x-12 ). 9( y-2 ) ≥ 6( y+3 ) - 9. The class attends an opening of a movie. The bill for the 30 students is $152.50 including a $25 surcharge. How much does 1 ticket cost?. Suzanne is 3 times older than Dawn. Carlos is 5 years younger than Dawn. The sum of their ages is 75. Solve an equation to find each persons age. The perimeter of a triangle is 93 centimeters. The diagonal of a triangle is twenty-five centimeters more than its height. The base of the triangle is seventeen centimeters more than its height. What are the dimensions of the triangle? . Cellular phone companies often package their products to make them more attractive to potential users. If you average 356 minutes per month in talk time, which package is the better deal. Package A includes a free phone and 300 minutes. It will cost 0.12 per minute for each minute over the plan time. Package A has a base rate of $39.95. Package B has a phone that costs $10 and has 350 minutes of time and 0.08 per minute for each minute over the plan time. Package B has a base rate of $35.95 not including the phone. . Kim and Cyndi are starting a business tutoring students in math. They rent an office for $400 per month and charge $40 per hour per student. If they have 15 students each for one hour per week how much profit do they make together in a month? (assume 4 weeks per month) . Allison is 4 years older than her sister. How old are they if the sum of their ages is greater than 12? (Create an inequality and solve) : A rectangle has a perimeter of at least 46 cm. Its base measures 5 cm more than its height. What are the minimum dimensions? Is this question modelled by an equation or an inequality? . The perimeter of an isosceles triangle is 23 cm. The base is 4 cm less than one of its other sides. What are the dimensions of the triangle?. Solve. 15x – 7x = –52 – 5x. Solve the equations represented by the tile models: 1 x x x x x x x x 1 1 1 1 1 1 1 Thanks for playing Shaw’s Fluids Jeopardy! The states in which fluids come in.