Question

0,6 (х - 6) + 14,2 = 0,8 (8 - x)

Answer 1

$0.6(x - 6) + 14.2 = 0.8(8 - x)$

$0.6x - 3.6 + 14.2 = 6.4 - 0.8x$

$0.6x - 0.8x = 6.4 + 3.6 - 14.2$

$- 0.2x = - 4.2$

$x = - 4.2 div ( - 0.2)$

$x = 21$

Ответ :

$21$

Answer 2

0,6x-3,6+14,2=6,4-0,8x

0,6x+0,8x=6,4+3,6-14,2

1,4x=-4,2

x=-3