9+12m=6+15 (m-1)

Which equation is a simplified version of the one above?

a. 3m = 15

b. 9 + 15m = 12m - 1

c. 3m = 18

d. 9 + 6 - 15 = 15m - 12m

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1. What's the area of the above figure, which has sides of length 6 and 8? A. 28 B. 42 C. 14 D. 48

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