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Mathematics, 11.10.2020 04:01 sammielucero
Letters can replace numbers in simple mathematical problems. If M and N represent digits
and MN+N=NM - N, then M equals
A. 7
B. 8
C. 9
D. 10
E. None of these
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Letters can replace numbers in simple mathematical problems. If M and N represent digits
and MN+N=N...
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