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Mathematics, 14.11.2020 04:20 sabrinaaz

13.a: Triangle ADEF is *equilateral* with DE = 3x + 6, EF = 36 - 3x and FD = 12x-39. What is the value of x? *
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13.a: Triangle ADEF is *equilateral* with DE = 3x + 6, EF = 36 - 3x and FD = 12x-39. What is the va...
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