Question

Rezultatul calcului: (d)

Answer 1

8-2x = -2 => x= -2-8 supra 2
=> x= -5

Answer 2

$\sqrt{64} -2x= -\sqrt{4}$
$8-2x=-2$
$2x=8+2$
$2x=10$
$x=5$ ,5∈Z