Multiply both sides of the equation by a common denominator.

$10\bigg(\frac{3}{2}+\frac{2x}{5}\bigg)=10\bigg(\frac{7}{10}\bigg)$

$15+4x=7$
$4x=-8$

$x=-2$

See part (a).

$x=-\frac{5}{2}=-2\frac{1}{2}$

Show your work.