Question

2 (4+x)-4x=11
решите.

Answer 1

8+2x-4x=11
-2x=3
x=-1.5

Answer 2

$2(4 + x) - 4x = 11$

$8 + 2x - 4x = 11$

$- 2x = 11 - 8$

$- 2x = 3$

$x = frac{3}{ - 2}$

$x = - 1,5$

$Ответ: -1,5$