Consider Vector A and $B$ are as follows:

vec$(B)=-$hat$(i)-4$hat$(j)$ and vec$(A)=-3$hat$(i)-2$hat$(j)$

Please find vector $C=-2$vec$(A+)+$vec$(B)$

$+5$hat$(i)-4$hat$(j)$

$-5$hat$(i)$

$-5$hat$(i)-4$hat$(j)$

$+5$hat$(i)$