## Precalculus (6th Edition) Blitzer

$6v =-18i+42j$
We are given that the two vector equations for the vectors $v$ and $w$ as follows: $v= -3i+7j$ Multiply the vector $v$ with $6$. $6v=6(-3i+7j)=6(-3)i+(6)(7)j$ Hence, $6v =-18i+42j$