Respuesta :

abidemiokin

Answer:

6

Step-by-step explanation:

Given a parallelogram BCHS

Opposite side of the parallelogram are equal hence;

BC = HS

Given

BC = 15, BS = 12, and SH = (3x - 3),

15 = 3x-3

3x = 15+3

3x = 18

x = 18/3

x = 6

Hence the value of x is 6

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