Question

3=-2×x+4
4=-2×x+4
5=-2×x+4​

Answer 1

Ответ:

1) $3=-2x+4$

$2x=4-3$

$2x=1$

$x=\frac{1}{2} = 0,5$

2) $4=-2x+4$

$0=-2x$

$-2x=0$

$x=0$

3) $5=-2x+4$

$2x=4-5$

$2x=-1$

$x=-\frac{1}{2} = -0,5$