Question

[3m-7n+4] - [6m-4n+1]

Answer 1

$\huge{\mathcal {\purple {A}\green {n}\pink {s}\blue {w}\purple{e}\green {r}}}$

☆

$- 3m - 3n + 3$

$\huge\colorbox{orange}{çhű࿐ ❤}$

Answer 2

9m - 3n + 5 is the answer . . . .