一:7x-2.5=9x-8二:4/3x-1/3=x/2+2/3三:5y+1/2=3y+1/4四:7x-9=3x/2-7五:1.2y-2=7-2.8y六:3/2x+1.5x+2=5x-3七:7y-9/4=1/4-3y八:9/5-y/2=3y-6/5九:4x-24=x+24十:5-6x=15-8x十一:7(x/2+7)=5-x十二:3(7-x)=4x-1十三:5x+8=6(7-x)
来源:学生作业帮助网 编辑:作业帮 时间:2024/08/02 01:47:53
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