Question

Решите :
(0,8х+19,4) * 0,2 = 1,928

Answer 1

(0.8x+19.4)*0.2=1.928
0.8x*0.2+19.4*0.2=1.928
0.16x+3.88=1.928
0.16x=1.928-3.88
0.16x=-1.952
x=-12.2