If 6m + 4 = 8m, then 4m
\(6m + 4 = 8m\)\(4 = 2m\)\(2 = m\)\(4m\)\(4(2)\)\(8\)\(4m = 8\)
6m + 4 = 8mSubtract 6m from each side:4 = 2mMultiply each side by 2 :8 = 4m