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Two triangles are similar. what is the value of x?

Two triangles are similar. what is the value of x?-example-1

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The ratio of corresponding parts are equal:


(5x-2)/(12) = (6x)/(12 + 4)


16(5x-2)=12(6x)


80x - 32 = 72x


8x = 32


x=4

Answer: 4


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