(0.4x-1)/0.5-(5-X)/4≤(0.03-0.02X)/0.03
(0.8x-2)-(5-X)/4≤1-2X/3
12(0.8x-2)-3(5-X)≤12-8X
9.6x-24-15+3x≤12-8X
20.6x≤51
x≤255/103
所以非负整数解为2,1,0
(0.4x-1)/0.5-(5-X)/4≤(0.03-0.02X)/0.03
(0.8x-2)-(5-X)/4≤1-2X/3
12(0.8x-2)-3(5-X)≤12-8X
9.6x-24-15+3x≤12-8X
20.6x≤51
x≤255/103
所以非负整数解为2,1,0