Respuesta :

iiMGii
SOLUTION:

Angles which are diagonally opposite in a parallelogram are equivalent to each other.

( 3x + 1 ) and ( x + 27 ) are diagonally opposite.

Therefore:

3x + 1 = x + 27

3x - x = 27 - 1

2x = 26

x = 26 / 2

x = 13

FINAL ANSWER:

Therefore, the answer is:

x = 13

Hope this helps! :)
Have a lovely day! <3