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Mathematics, 22.06.2019 03:00
Marco states that 7.696696669…… is a rational number because it is a repeating decimal. is he correct? justify your answer.
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Mathematics, 22.06.2019 07:30
Joe has 45 minutes before he has to go to soccer practice he spends 20 minuets eating a snack and the rest of the time doing his homework write an equation to express how long joe spent doing his homework
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Mathematics, 22.06.2019 09:00
(08.06 mc) devon and his friends bought strawberry wafers for $3 per packet and chocolate wafers for $1 per packet at a carnival. they spent a total of $30 to buy a total of 22 packets of wafers of the two varieties. part a: write a system of equations that can be solved to find the number of packets of strawberry wafers and the number of packets of chocolate wafers that devon and his friends bought at the carnival. define the variables used in the equations. part b: how many packets of chocolate wafers and strawberry wafers did they buy? explain how you got the answer and why you selected a particular method to get the answer
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2a-3b+2c=90;2a+6b+4c=-34;3a-3b-3c=- 6...
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