-(X-5)+(X-2)/2=(X+3)/3-(X+4)/5
问题描述:
-(X-5)+(X-2)/2=(X+3)/3-(X+4)/5
/为分数
答
-30(x-5)+15(x-2)=10(x+3)-6(x+4) -30x+150+15x-30=10x+30-6x-24 -30x+15x-10x+6x=30-24-150+30-19x=-114 x=6花费很多时间算得哦~!追加悬赏分哦~!