Which equation could be used to solve the following system?

x+y=11 4x^2-3y^2=8

A. 4 (y + 11) 2 - 3y2 = 8

B. 4 (11 - y) 2 - 3y2 = 8

C. 4 (y - 11) 2 - 3y2 = 8

D. 4 (-11y) 2 - 3y2 = 8

Find the least common denominator 11 over 8 and 1 over 12

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Sebastian is drawing a map of his local park. The actual park is a rectangle that is 300 feet long and 240 feet wide. Sebastian needs his drawing to fit on his paper, so he decides to make the long side 10 inches.