Tentukan nilai x 2/5x-3=3/2x-10

Jawab:
2/5x-3 = 3/2x-10 *dikali silang
=> 2(2x-10) = 3(5x-3)
=> 4x-20 = 15x-9
=> -20+9 = 15x-4x
=> -11 = 11x
=> -11/11 = x
Jadi x = -1

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