(1+3:5)x=4800怎么解?

(1+3:5)x=4800怎么解?

x=4800÷(1+3/5)
x=3000

x=4800/(1+3:5)=4800*1.6=3000

原式化简为：
（1+3/5）x=4800
8/5*x=4800
8x=4800*5
x=3000

x=4800/（1+0.6）=4800/1.6=48000/16=3000