Question

What should be added to
$9\frac{2}{3}$ to get 19?

Answer 1

$x+9\frac{2}{3}=19$

$\Rightarrow x+\frac{29}{3}=19$

$\Rightarrow 3x+29=57$

$\Rightarrow 3x=57-29$

$\Rightarrow x=\frac{28}{3}=9\frac{1}{3}$.