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abruzzese [7]
3 years ago
5

Please help and show work if you can

Mathematics
1 answer:
Kipish [7]3 years ago
3 0

Answer:

x = 3

Step-by-step explanation:

According to Euclidian theorem (x+9)^2 = 18*8

(x+9)^2 = 144 find the root for both sides

x + 9 = 12 subtract 9 from both sides

x = 3

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