Answer:
12.5 on left side and right side is 20.5 and 17.5
Step-by-step explanation:
Just put them on the other side that the number is on.
-3 + (-6) = -9
This relates to to the problem because the team has lost a total of nine yards.
7 = 2n - 2
n= a number so twice a number is 2n and 7 is 2 less than twice this number.