Question

- (0,7+k) +(1,7-2k)=

5x+4=2x-2

-k-2k= -3k

пожалуйста!!!

Answer 1

$- 0.7 - k + 1.7 - 2k = \\ = 1 - 3k$
$5x + 4 = 2x - 3 \\ 3x = - 7 \\ x = - 2 \frac{1}{3}$
$- 3k = - 3k$

Answer 2

5х+4=2х-2
5х-2х=-2-4
3х=-6