X − 2y = 14 x + 3y = 9 (1, 12) (−1, −12) (12, −1) (12, 1)
1 answer:
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Answer:
Well, it's the perimeter, so...40.
You just calculate the perimeter of a rectangle with the lenght of 12 and width of 8, by the formula
or you can factor it out.
