如果m+n=-2m-3n,则m:n=
2个回答
m+n=-2m-3n
m+2m=-3n-n
3m=-4n
m:n=-4:3
相关问题
如果|m|=3,则m=( ),如果|n-2|=0,则n( )
如果m和n互为相反数,则m+2m+3m+4m+5m+5n+4n+3n+2n+n=
1若m=n,则|m|=|n|;2若m=—n,则|m|=|n|;3若|m|=|n|,则m=—n;4若|m|=|n|,则m=
代数式2m=3n,则m/(m+n)-m/(m-n)-2n^2/(m^2-n^2)=
若(m-2n)/(2m+n)=3,则[3(m-2n)/(2m+n)-(m-2n)/[2(2m+n)] - {9(m-2n
1.n为正整数,则(-1)平方n= (-1)2n+1= 2.如果|m-n| =n-m,且|m|=4 |n|=3 则(m+
如果m-3n+4=0 求(m-3n)^2+7m^3-3(2m^3n-m^2n-1)+3(m^3+2m^3n-m^2n+n
如果多项式(m+2n)(m+n)+A可以分解为3m(m+2n),则A=
(m-n)2-3m(m-n)=0,则m\n=?
(m+n)-2(m+n)-3=0,则m+n=__