Open Up - Grade 7 - Mathematics - Unit 6 - Lesson 8
By Formative Library
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Last updated about 2 years ago
17 Questions
1
1.
Here is a hanger:
Write an equation to represent the hanger.
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2.
Here is a hanger:
Solve the equation by reasoning about the equation or the hanger.
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3.
Explain how each part of the equation 9 = 3(x +2) is represented in the hanger.
explain what x means in the equation.
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4.
Explain how each part of the equation 9 = 3(x +2) is represented in the hanger.
explain what 9 means in the equation.
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5.
Explain how each part of the equation 9 = 3(x +2) is represented in the hanger.
explain what 3 means in the equation.
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6.
Explain how each part of the equation 9 = 3(x +2) is represented in the hanger.
explain what x + 2 means in the equation.
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7.
Explain how each part of the equation 9 = 3(x +2) is represented in the hanger.
explain what 3(x + 2) means in the equation.
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8.
Explain how each part of the equation 9 = 3(x +2) is represented in the hanger.
explain what the equal sign means in the equation.
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9.
Select the word from the following list that best describes each situation.
You deposit money in a savings account, and every year the amount of money in the account increases by 2.5%.
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10.
Select the word from the following list that best describes each situation.
For every car sold, a car salesman is paid 6% of the car’s price.
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11.
Select the word from the following list that best describes each situation.
Someone who eats at a restaurant pays an extra 20% of the food price. This extra money is kept by the person who served the food.
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12.
Select the word from the following list that best describes each situation.
An antique furniture store pays $200 for a chair, adds 50% of that amount, and sells the chair for $300.
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13.
Select the word from the following list that best describes each situation.
The normal price of a mattress is $600, but it is on sale for 10% off.
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14.
Select the word from the following list that best describes each situation.
For any item you purchase in Texas, you pay an additional 6.25% of the item's price to the state government.
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15.
Clare drew this diagram to match the equation 2x + 16 = 50, but she got the wrong solution as a result of using this diagram.
What value for x can be found using the diagram?
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16.
Clare drew this diagram to match the equation 2x + 16 = 50, but she got the wrong solution as a result of using this diagram.
Show how to fix Clare’s diagram to correctly match the equation.(show your work)
Use the new diagram to find a correct value for x.(Short answer)
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17.
Clare drew this diagram to match the equation 2x + 16 = 50, but she got the wrong solution as a result of using this diagram.
Explain the mistake Clare made when she drew her diagram.
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