Question

Решите?

1)2x+1/2 - 3/4=7x/8
2)6(10-х)(3х+4)=0

Answer 1

$2x+0.5-0.75=0.875x$
$1.125x=0.25$
$x= \frac{1}{4} : \frac{9}{8}$
$x= \frac{1}{4} * \frac{8}{9}$
$x= \frac{2}{9}$


$6(10-x)(3x+4)=0$
$10-x=0$  или  $3x+4=0$
$x=10$  или $x=-1 \frac{1}{3}$