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Mathematics, 23.07.2019 14:00 alexalvarez304

The sum of the two digits of a number is 9. if the tens digit is one-half the units digit, what is the number? let t = the tens digit, u = the units digit, and t + u = 9. which of the following equations would complete the system?

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The sum of the two digits of a number is 9. if the tens digit is one-half the units digit, what is t...
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