Răspuns:
Explicație pas cu pas:
3/4 - a/1 = 1/12
3/4 - 1/12 = a/1
9/12 - 1/12 = a/1
8/12 = a/1
a = 8/12 = 2/3
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Răspuns:
Explicație pas cu pas:
3/4 - a/1 = 1/12
3/4 - 1/12 = a/1
9/12 - 1/12 = a/1
8/12 = a/1
a = 8/12 = 2/3