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<span>In this instance, it would seem that if they gained 9 yards and then, lost 9 yards, it would 0 the gain and loss of yards out. This would explain why the team didn't have a gain or a loss.</span>
Step-by-step explanation:
x2 + 2xn + n2
x2 + xn + xn + n2
x(x + n) + n (x + n)
So (x + n)^2 is the factor
Answer:

Step-by-step explanation:
Art bought
and
yards of fabric.
Total fabric bought: 
To add both fractions, we convert them into improper fractions (multiply denominator with whole number, then add the numerator) and then we find the LCM of the two denominators: 12 and 16
LCM of 12 and 16 = 48

We reduce this fraction to mixed fraction (or reduce if possible), since 1027 and 48 have no common factors.
=
yards