Answer:
DE = 8
Explanation:
EF * DF = FG * FJ
6 * (6 + x + 3) = 7 * (7 + 5)
6(x + 9) = 7 * 12
x + 9 = 7 * 2
x + 9 = 14
x = 5
DE = x + 3 = 5 + 3 = 8
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