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Mathematics, 21.06.2019 20:00
Mat bought a phone for $100. he has to pay $30 per mouth. if he has paid $640 in total, how many mouth has he had the phone?
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Mathematics, 21.06.2019 20:30
The difference between two numbers is one. three times the larger number minus two times the smaller number is 9. what are the two numbers
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Mathematics, 22.06.2019 01:30
Use the linear combination method to solve the system of equations. explain each step of your solution. if steps are not explained, you will not receive credit for that step. 2 + 9 = −26 −3 − 7 = 13
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