$2\left(x-y\right)=35x+8y\text{ and }35x+8y=14$

$x = \frac{70}{43} = 1\frac{27}{43} \approx 1.627906977$
$y = -\frac{231}{43} = -5\frac{16}{43} = -5.372093023255814$

$y = -\frac{231}{43} = -5\frac{16}{43} = -5.372093023255814$
$x = \frac{70}{43} = 1\frac{27}{43} = 1.627906976744186$