50-4х=14 -4х=14-50 -4х=-36 х=-36:(-4) х=9; 200-2х=162 -2х=162-200 -2х=-38 х=-38:(-2) х=18 ; 87:х=3 х=87:3 х=29 :
X- муж, y- жен
{1100=x+y
{1130=0,8*x+1,3*y
x=1100-y
1130=0,8*(1100-y)+1,3*y
1130=880-0,8*y+1,3*y
250=0,5*y
<span>y=500 x=600
</span>Ответ:500 и 600