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Mathematics 18 Online
OpenStudy (anonymous):

In the figure, △ACB ~ △FED, , and . Solve for x.

OpenStudy (anonymous):

similar triangles 9/4=(4x-3)/x cross multiply 9x = 4(4x-3) = 16x -12 bring x to the other side 7x = 12 x = 12/7 = 1.714 units

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