1+(2/5)x=6/5
问题描述:
1+(2/5)x=6/5
x-(1/2)x=12
答
1+(2/5)x=6/5
(2/5)x=6/5-1
(2/5)x=1/5
x=1/2
x-(1/2)x=12
(1/2)x=12
x=12/(1/2)
x=24