Answer:
d 125
Step-by-step explanation:
Supplementary angles add to 180 degrees
Let x be the supplement to the 55 degree angle
55+ x =180
Subtract 55 from each side
55+x-55 =180-55
x = 125
Step 1 1: 8
2: 17-8=9
l
(-4, 5)
no it is not
they are not equal
