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stepladder [879]
3 years ago
10

Helppppppppppppppppp

Mathematics
1 answer:
ruslelena [56]3 years ago
7 0

Answer:

k = -9

Step-by-step explanation:

-7(k + 9) = 9(k - 5) - 14k\\-7k -63 = 9k -45 -14k\\\frac{-7k}{+7k}  -63 = \frac{-5k}{+7k}  -45\\\frac{-63}{+45} = 2k  \frac{-45}{+45}\\\frac{-18}{2}  = \frac{2k}{2}\\-9 = k

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