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OpenStudy (anonymous):
The sum of two numbers is 51. Their difference is 13. What is the smaller of the two numbers? A. 18 B. 19 C. 20 D. 21
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OpenStudy (anonymous):
do you want to learn the material or just get the answer?
OpenStudy (anonymous):
that's not correct
hero (hero):
x + y = 51 x - y = 13 2x = 64 x = 64/2 x = 32 y = 51- 32 y = 19 19 is the smaller number.
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