Respuesta :

the top and bottom angles are equal so 2x + 7 = 3x - 7
x = 14 degrees

12y + 1 + 2x + 7  = 180
12y + 1 + 2(14) + 7 = 180

12y  =  180 - 1 -28 - 7 =  144

y = 12


Answer is x = 14 , y = 12