решите уравнение -1,2x+5=3-0,4x

Question

решите уравнение -1,2x+5=3-0,4x

Answer 1

-1.2х+0.4х=3-5

-0.8х=-2

х=2:(-0.8)

х=-2.5

Answer 2

-1.2х+5=3-0.4х

-1.2х+0.4х=5-3

0.8х=-2

х=-2.5