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04-01-2021
Mathematics

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sqdancefan sqdancefan

05-01-2021

9514 1404 393

Answer:

x = 8

Step-by-step explanation:

Corresponding segments are proportional.

2x/12 = (x+4)/9

18x = 12(x +4) . . . . . multiply by 9·12

6x = 48 . . . . . . . . . . subtract 12x

x = 8 . . . . . . . . . . . . divide by 6

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