方程:1:2x+7/8=7/8 2:8/15+x=4/5 3:x-1/6*1/3=1/2 4:x-1=3/5=1/10 5:x-(1/5+2/3)=5/12

问题描述:

方程:1:2x+7/8=7/8 2:8/15+x=4/5 3:x-1/6*1/3=1/2 4:x-1=3/5=1/10 5:x-(1/5+2/3)=5/12

1:2x+7/8=7/8 x=0
2:8/15+x=4/5 x=4/15
3:x-1/6*1/3=1/2 x=5/9
4:x-1+3/5=1/10 x=1/2
5:x-(1/5+2/3)=5/12 x=77/60