nikolehayes nikolehayes

11-04-2014
Mathematics

contestada

13 is to 8 as x + 4 is to x

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MathG33k MathG33k

11-04-2014

[tex] \frac{13}{8} = \frac{x+4}{x} \\ 13 * x = 8(x+4) \\ 13x = 8x + 32 \\ 5x = 32 \\ x = 6.4[/tex]

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