`
Stappenplan
Uitwerking
$
\eqalign{
& - x + 2 = \frac{{4x + 5}}
{3} \cr
& \frac{{ - x + 2}}
{1} = \frac{{4x + 5}}
{3} \cr
& 3( - x + 2) = 4x + 5 \cr
& - 3x + 6 = 4x + 5 \cr
& - 7x = - 1 \cr
& 7x = 1 \cr
& x = \frac{1}
{7} \cr}
$