Find the value of x!?!??!!

Answer:
Step-by-step explanation:
70+85+150+x=360 degree(sum of 4 angles is always 360 degree)
305+x=360
x=360-305
x=55 degree
Answer:
85+1 50+70+x=360{ sum of interior angels of of quadrilateral}
305+x=360
x=360-305
x=55degree