解分式方程:x除以(x—1) -1=3除以(x+3)
问题描述:
解分式方程:x除以(x—1) -1=3除以(x+3)
答
x/(x-1)-(x-1)/(x-1)=3/(x+3)
1/(x-1)=3/(x+3)
x+3=3(x-1)
2x=6
x=3