Question

x-2y/2+4y/3при x=-1, y=1,5

Answer 1

$x-\frac{2y}{2}+\frac{4y}{3}=-1-\frac{2*1.5}{2}+\frac{4*1.5}{3}=-1-\frac{3}{2}+\frac{6}{2}=-\frac{5}{2}+3=-\frac{1}{2}$

Answer 2

х-2у/2+4у/3

-1-2*1.5/2+4*1.5/3=(-1)-3/2+6/3=(-1)-1.5+2=-2.5+2=-0.5

ОТВЕТ:-0.5