Question

Which equation describes the sum of the vectors plotted below?

Answer 1

Answer: $A) \ 3\vec{x} -2\vec{y}$  

Step-by-step explanation:

The resultant can be calculated using triangular law of vector addition as :

$\rm \vec{r}=\vec{AB} +\vec{AC}=2x+y+x-3y=\boxed{3x-2y }$