Respuesta :

We have: 3x - 15 = 2x + 24
3x - 2x = 24 + 15
X = 39

Answer:

x = 39

Step-by-step explanation:

The opposite angles of a parallelogram are congruent , so

3x - 15 = 2x + 24 ( subtract 2x from both sides )

x - 15 = 24 ( add 15 to both sides )

x = 39

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