Question

N by 5 minus 5 by 7 is equal to 2 by 7 can by 5 minus 5 by 7 is equal to 2 by 7

Answer 1

n/5 - 5/7 = 2/7

n/5 = 2/7 + 5/7

n/5 = (2+5)/7

n/5 = 7/7

n/5 = 1

n. = 5

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