设白糖x元每千克.(11.1-3.2×1.5)÷1.5
1.5x+1.5×3.2=11.1 = (11.1-4.8)÷1.5
1.5x+4.8=11.1 =6.3÷1.5
1.5x=11.1-4.8 =4.2(元)
1.5x=6.3
x=6.3÷1.5
x=4.2
答:白糖每千克4.2元.
设白糖x元每千克.(11.1-3.2×1.5)÷1.5
1.5x+1.5×3.2=11.1 = (11.1-4.8)÷1.5
1.5x+4.8=11.1 =6.3÷1.5
1.5x=11.1-4.8 =4.2(元)
1.5x=6.3
x=6.3÷1.5
x=4.2
答:白糖每千克4.2元.