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What is the value of the expression 2x2 + 3xy – 4y2 when x = 2 and y = - 4?
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1. during first 10 seconds 2. between 10 seconds and 35 seconds 3. during 35 seconds to 40 seconds
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The table shows the number of students who signed up for different after school activities. activity students cooking 9 chess 4 photography 8 robotics 11 select the true statements about the information in the table.
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If my mom gets $13.05 an hour, and she works from 3: 30 to 10: 45 in the morning, how much money does my mom make?
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What is the value of the expression 2x2 + 3xy – 4y2 when x = 2 and y = - 4?...
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