Answer:
a
Step-by-step explanation:
Gained 9 yards, then lost 22:
9-22=c
-13=c
Therefore, the football team lost 13 yards in overall change in field position. Meaning, the team didn't gain any yards, they lost 13.
┏┓┏┳━━┳┓┏┓┏━━┓ ┃┗┛┃━━┫┃┃┃┃ ╭╮ ┃ ┃┏┓┃━━┫┃┫┗┫ ╰╯ ┃ ┗┛┗┻━━┻━┻━┻━━┛
The answer is 97, because when you add up 42 and 55 you get 97. Then you subtract that by 180 because a triangles angles add up to 180. 180-97=83. Z=83. Z and y are supplementary to eachother, so therefore 180-83= 97. Supplementary means they add up to 180.