[(x-3)/2]/(x+1)=49%这个方程咋解
问题描述:
[(x-3)/2]/(x+1)=49%这个方程咋解
答
[(x-3)/2]/(x+1)=49%
(x-3)/2=49%(x+1)
(x-3)/2=0.49x+0.49
x-3=0.98x+0.98
x-0.98x=0.98+3
0.02x=3.98
x=199