Question

решите уравнение 4(4-2x)=-(4x+3)

Answer 1

16 - 8x = - 4x - 3
- 8x + 4x =- 3 - 16
- 4x = - 19
4x = 19
x = 19/4
x = 4,75

Answer 2

$4(4-2x)=-(4x+3)$
$16-8x=-4x-3$
$-8x+4x=-3-16$
$-4x=-19$    $|:(-4)$
$x=4.75$
Ответ: $4.75$