解:x-16/5=3/5xx-3/5x=16/52/5x=16/5x=16/5*5/2x=8
X-3又1/5=3/5XX-3/5X=3又1/5(1-3/5)X=3又1/5 2/5X=16/5 X=16/5÷2/5 X=8
x-3又1/5=3/5x解 X-0.6X=3.2 0.4X=3.2 X=8