Answer:
87.9
Step-by-step explanation:

Step-by-step explanation:
es fácil -2y + 3y - 5y=
-4y
The LCD of the denominator is 12. For this one it is possible to just 'see' that 6 is a divisor of 12. When in doubt, you can always get an answer by just multiplying the denominators. (ie., you can turn 11/12 into 66/72 and 1/6 into 12/72).
In this case, the easiest is to convert 1/6 into 2/12. (multiply both numbers by 2).
Then it becomes:
Try using A=1/2bh
50 is the height in this but the base is confusing me, unless its 97 yards too, unlikely.