问题
计算题
已知:3m9m27m81m=330,求m的值.
答案
解:由题意知,3m9m27m81m,
=3m32m33m34m,
=3m+2m+3m+4m,
=330,
∴m+2m+3m+4m=30,整理,得10m=30,m=3.
已知:3m9m27m81m=330,求m的值.
解:由题意知,3m9m27m81m,
=3m32m33m34m,
=3m+2m+3m+4m,
=330,
∴m+2m+3m+4m=30,整理,得10m=30,m=3.