5/8 minus 1/4 is:

←Make them common denominator

←Do the subtraction

←There is your answer
Answer:
x=50
Step-by-step explanation:
since all triangles angles add up to 180 and x and the other corner look equal, than minus 80 from 180 and then divide by two (because of the 2 corners.) x=50 degrees
Could you try taking a higher quality picture?