问题:
解分式方程:
3
x-2
+
x
2-x
=4时,去分母后得( )
A.3-x=4(x-2)
B.3+x=4(x-2)
C.3(2-x)+x(x-2)=4
D.3-x=4
解分式方程:
+
=4时,去分母后得( )
3 |
x-2 |
x |
2-x |
A.3-x=4(x-2) | B.3+x=4(x-2) |
C.3(2-x)+x(x-2)=4 | D.3-x=4 |
参考答案: