$$5 a - 2 = 2 [ 4 - 2 a ] , a$$
$a = \frac{10}{9} = 1\frac{1}{9} \approx 1.111111111$
$$5a-2=8-4a$$
$$5a-2+4a=8$$
$$9a-2=8$$
$$9a=8+2$$
$$9a=10$$
$$a=\frac{10}{9}$$
Show Solution
Hide Solution
