Open Up - Grade 8 - Mathematics - Unit 3 - Lesson 14

The owner of a new restaurant is ordering tables and chairs. He wants to have only tables for 2 and tables for 4. The total number of people that can be seated in the restaurant is 120.Describe some possible combinations of 2-seat tables and 4-seat tables that will seat 120 customers. Explain how you found them.

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The owner of a new restaurant is ordering tables and chairs. He wants to have only tables for 2 and tables for 4. The total number of people that can be seated in the restaurant is 120.Interpret the x and y intercepts in the situation.

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8.EE.8.a

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Triangle A is an isosceles triangle with two angles of measure x degrees and one angle of measure y degrees.Find three combinations of x and y that make this sentence true.

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8.EE.8.a

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Triangle A is an isosceles triangle with two angles of measure x degrees and one angle of measure y degrees.If you were to sketch the graph of this linear equation, what would its slope be?(Keep as a fraction if the answer is a fraction)

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8.EE.8.a

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Select all the equations for which (-6, -1) is a solution.

• y = 4x + 23
• 3x=\frac{1}{2}y
• 2x-13y=1
• 3y=\frac{1}{2}x
• 2x + 6y = -6

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8.EE.8.a

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Consider the following graphs of linear equations. Calculate the slope of line l.

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8.EE.8.a

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Consider the following graphs of linear equations. Calculate the slope of line m.

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8.EE.8.a

8.EE.6