Answer:
Subtracting 4 from each side.
Explanation:
You would have to use the properties of equality to isolate the variable on each side.
In this situation, subtracting four from both sides (using the subtraction property of equality) would allow m to be on only one side.
![4+(-4)m=11-4](https://img.qammunity.org/2021/formulas/mathematics/middle-school/oeli354eduo979sdfld20mbuk7yyp0u65v.png)
![m=7](https://img.qammunity.org/2021/formulas/mathematics/high-school/90060pauvxfvzdcghbb4urg2vjg8mh0j2h.png)