当m等于什么数时,代数式9m-3/4-m/3比m/2-m-4/6值少3

当m等于什么数时,代数式9m-3/4-m/3比m/2-m-4/6值少3
当m等于什么数时,代数式9m-3/4-m/3比m/2-m-4/6值少3

当m等于什么数时,代数式9m-3/4-m/3比m/2-m-4/6值少3
由题意得m/2-m-4/6-（9m-3/4-m/3）=3
整理得6m-12m-8-108m+9+4m=36
-35=110m
m=-22/7