The next play the football team have to gain 4.5 yards to have a change of 0 yards
This refers to the difference from a certain position to another. In this condition the football team lost 4.5 yards . In order to maintain a difference of 0 (zero) the football team should gain equal yards.
solving this mathematically gives:
Given data
football ball team loss = -4.5
change to be maintained = 0
let the next play value be equal to x yards, so we have:
- 4.5 + x = 0
x = 4.5
positive means gains hence the football team have to gain 4.5 yards
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