Answer:
x = 44
Step-by-step explanation:
Opposite angles in a parallelogram are congruent, so ...
104 = 2x +16
88 = 2x . . . . . . subtract 16
44 = x . . . . . . . divide by 2
Answer:15
Step-by-step explanation:
180 divided by 12 is 15
The answer is x = -2 +- sqrt 7