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OpenStudy (anonymous):
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? A. t = 1/2u B. u = 1/2t C. t - u = 1/2
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OpenStudy (anonymous):
A. t = 1/2u
OpenStudy (anonymous):
is the number 36
OpenStudy (anonymous):
What number? o:
OpenStudy (ikram002p):
you dnt have to know the number :) only find equations would complete the system
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