Question

a) 2/3x-1/5=3/10
b) x/2-4x/3+7x/6=7

Answer 1

a) $\frac{2}{3} x- \frac{1}{5} = \frac{3}{10}$
$2*10 x- 6 = 3$
$20 x= 3+6$
$x= \frac{9}{20}$

b) $\frac{x}{2} - \frac{4x}{3} + \frac{7x}{6} =7$
$3x - 4*2x + 7x =42$
$3x - 8x + 7x =42$
$2x =42$
$x= \frac{42}{2} =21$