## College Physics (7th Edition)

$Vec(x_{1})=(20m)x$ $Vec(x_{2})=(15m)x$ So, a). $vec(x_{1})+vec(x_{2})=(35m)x,$ b). $vec(x_{1})-vec(x_{2})=(5m)x,$ c). $vec(x_{2})-vec(x_{1})=(-5m)x.$ Graph is shown.
$Vec(x_{1})=(20m)x$ $Vec(x_{2})=(15m)x$ So, a). $vec(x_{1})+vec(x_{2})=(35m)x,$ b). $vec(x_{1})-vec(x_{2})=(5m)x,$ c). $vec(x_{2})-vec(x_{1})=(-5m)x.$ Graph is shown.