Sarah W. sells sweatshirts (S), teeshirts (T), and hats (H) with the LU softball logo on them. She sells a
total of 52 items. The cost of a sweatshirt is $30, a teeshirt $10, and a hat $15. She collects a total of
$850. She sells 4 more sweatshirts than hats. Set up the system of equations that fits the following data.

Sketch the vector field vector f( vector r ) = 8vector r in the xy-plane. select all that apply. the length of each vector is 8. the lengths of the vectors decrease as you move away from the origin. all the vectors point away from the origin. all the vectors point in the same direction. all the vectors point towards the origin. the lengths of the vectors increase as you move away from the origin.