3) Valerie works at a local amusement park. She earns
$9.80 per hour. She is also
paid $7.00 for meals and
$3.00 for transportation each
day. Last Friday, Valerie
earned $88.40. Write and
solve an equation to
determine how many hours
Valerie worked on Friday.

answer: 45

answer: evaluate the objective function at each vertex to determine which - and -values, if any, maximize or minimize the function. example: find the minimum value and maximum value of the objective function f ( x , y ) = 4 x + 5 y , subject to the following constraints

this may not be at all, but i use the same website you're using for school, and if i'm stuck doing one of these i try to look for it on the section.