解方程(x+1)/(x+2)-(x+2)/(x+3)=1/9x+7)-1/(x+6)解方程(x+1)/(x+2)-(x+2)/(x+3)=1/(x+7)-1/(x+6)

来源：学生作业帮助网 编辑：作业帮 时间：2024/05/04 06:43:05
解方程(x+1)/(x+2)-(x+2)/(x+3)=1/9x+7)-1/(x+6)解方程(x+1)/(x+2)-(x+2)/(x+3)=1/(x+7)-1/(x+6)

解方程(x+1)/(x+2)-(x+2)/(x+3)=1/9x+7)-1/(x+6)解方程(x+1)/(x+2)-(x+2)/(x+3)=1/(x+7)-1/(x+6)
解方程(x+1)/(x+2)-(x+2)/(x+3)=1/9x+7)-1/(x+6)
解方程(x+1)/(x+2)-(x+2)/(x+3)=1/(x+7)-1/(x+6)

解方程(x+1)/(x+2)-(x+2)/(x+3)=1/9x+7)-1/(x+6)解方程(x+1)/(x+2)-(x+2)/(x+3)=1/(x+7)-1/(x+6)
(x+1)/(x+2)-(x+2)/(x+3)=1/(9x+7)-1/(x+6)
[(x+1)(x+3)-(x+2)(x+2)]/[(x+2)(x+3)]=[(x+6)-(9x+7)]/[(x+6)(9x+7)]
[(x²+4x+3)-(x²+4x+4)]/[(x+2)(x+3)]=[x+6-9x-7]/[(x+6)(9x+7)]
[-1]/[(x+2)(x+3)]=[-8x-1]/[(x+6)(9x+7)]
1/[(x+2)(x+3)]=[8x+1]/[(x+6)(9x+7)]
[(x+6)(9x+7)]=(8x+1)(x+2)(x+3)

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