解方程18X+2/3X*8=2870 x-(1/4x+7)-[2/5(x-1/4x-7)+2]=5/18x
来源:学生作业帮助网 编辑:六六作业网 时间:2024/12/27 14:29:13
解方程18X+2/3X*8=2870x-(1/4x+7)-[2/5(x-1/4x-7)+2]=5/18x解方程18X+2/3X*8=2870x-(1/4x+7)-[2/5(x-1/4x-7)+2]=5
解方程18X+2/3X*8=2870 x-(1/4x+7)-[2/5(x-1/4x-7)+2]=5/18x
解方程18X+2/3X*8=2870 x-(1/4x+7)-[2/5(x-1/4x-7)+2]=5/18x
解方程18X+2/3X*8=2870 x-(1/4x+7)-[2/5(x-1/4x-7)+2]=5/18x
18X+2/3X*8=2870
70/3x=2870
x=2870*3/70
x=123
x-(1/4x+7)-[2/5(x-1/4x-7)+2]=5/18x
x-1/4x-7-2/5(x-1/4x-7)-2=5/18x
3/5(3/4x-7)-2=5/18x
9/20x-21/5-2=5/18x
81/180x-50/180x=31/5
31/180x=31/5
x=31/5*180/31
x=36