I need HELP QUICK WITH THIS DIFFICULT QUESTION.
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Mathematics, 21.06.2019 19:30
For what values of the variable x is the expression square root of 7x+14+ square root of 7-x a real number?
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Mathematics, 21.06.2019 21:00
Can some one explain how to slove specifically, what is the value of x? 0.9(x+1.4)-2.3+0.1x=1.6 enter the answer as a decimal in the box. x= ?
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Mathematics, 21.06.2019 21:30
In a two-digit number the units' digit is 7 more than the tens' digit. the number with digits reversed is three times as large as the sum of the original number and the two digits. find the number.
Answers: 2
English, 17.07.2019 19:00
History, 17.07.2019 19:00
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English, 17.07.2019 19:00
Mathematics, 17.07.2019 19:00
Mathematics, 17.07.2019 19:00
English, 17.07.2019 19:00
Mathematics, 17.07.2019 19:00