math
posted by neecee .
Triangle HIJ is similar to triangle LMN. Side LM measures x + 1, side MN measures 2x and side NL measures 3x – 1. Side HI measures 12 and side JH measures 26.4. Find the value of x

12/26.4 = (x+1)/(3x1)
36 12 x = 26.4 x + 26.4 etc
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