Question

解方程：3X-2分之9X-7减2-3X分之4X-5=1

Answer 1

9x-7)/(3x-2) -(4x-5)/(2-3x)=1

(9x-7)/(3x-2)+(4x-5)/(3x-2)=1

(9x-7+4x-5)/(3x-2)=1

(13x-12)/(3x-2)=1

13x-12=3x-2

10x=10

x=1

代入分式方程检验,3x-2=3-2=1≠0,x=1是分式方程的解.

x=1