解方程:5-2m/3-6-7m/4=m+3+2/4+2m-5/6
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解方程:5-2m/3-6-7m/4=m+3+2/4+2m-5/6
解方程:5-2m/3-6-7m/4=m+3+2/4+2m-5/6
解方程:5-2m/3-6-7m/4=m+3+2/4+2m-5/6
(5-2m)/3-(6-7m)/4=(m+3+2)/4+(2m-5)/6
两边同时乘以12,得
4(5-2m)-3(6-7m)=3(m+5)+2(2m-5)
20-8m-18+21m=3m+15+4m-10
6m=3
m=1/2
m-2m-3m+4m-5m-6m+7m.2004m=?
(m+3m+5m+7m+.+2009m)-(2m-4m-6m-.-2008m)=?
(m+3m+5m+...+2015m)-(2m+4m+6m+...+2014m)=
(m+3m+5m.+2013m)-(2m+4m+6m+.+2012m)=?
解方程:5-2m/3-6-7m/4=m+3+2/4+2m-5/6
m-2m-3m+4m-5m-6m+7m-8m-9m+...+2002m-2003m-2004m求m的值
计算(m+3m+5m+7m+.+2009m)-(2m+4m+6m+.+2008m)
计算(m+3m+5m+7m+.+2013m)-(2m+4m+6m+.+2012m)
(m+3m+5m+7m+.+2011m)-(2m+4m+6m+.+2010m) 要说理由!
解方程:6/m-1+3/m=m+5/m(m-1)
计算:m-2m-3m+4m-5m-6m+7m-8m-9m+...+2002m-2003m-2004m
m-2m-3m+4m-5m-6m+7m-8m-9m+.+2002m-2003m-2004m
解方程:2m-4分之5m-4=3m-6分之2m+5-2分之1
计算:(m+3m+5m+...+2009m)-(2m+4m+6m+...+2008m)
(m+3m+5m+...+2009m)-(2m+4m+6m+...2008m)
(m+3m+5m+...+2014m)-(2m+4m+6m+...+2013m)
(m+3m+5m+...+2013m)-(2m+4m+6m+...+2012m)
计算:(m+3m+5m+...+2009m)-(2m+4m+6m+...+2010m)