We can use the lens formula for this:
$\frac{1}{f} = \frac{1}{d_o} + \frac{1}{d_i}$
Where $f$ is the focal length, $d_o$ is the object distance, and $d_i$ is the image distance. For the first lens, we have:
$\frac{1}{14.0} = \frac{1}{34.0} +
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