Answer:
x² +18x +81
Step-by-step explanation:
(a+b)²=a²+b²+2ab
(x+9)² = x²+9²+2*x*9= x² +18x +81
2L + 2W = 28 feet
One blanket could be;
2(10) ft + 2(4) ft
The second blanket could be;
2(7) ft + 2(7) ft
Because...
2(10) + 2(4) = 20 + 8 = 28 and 2(7) + 2(7) =14 + 14 = 28
hope that helps :D
Susan has 50 so the difference is 5 sense sheila had 45
The answer to this question is 23
Answer:
b
Step-by-step explanation:
seen this question before
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