Trevor and marissa sell t-shirts at the craft fair marisa has six fewer t-shirts then trevor and together they have a total of 26 t-shirts how many t-shirts does trevor have

Find the maximum value of p= 4x + 5y subject to the following constraints :

X-10/4 when x = –18 a 7 b –2 c –7 d 2

Aremote-controlled boat can travel at 4 feet per second in calm water. the boat traveled 48 feet with the current, and then it traveled 16 feet against the current in the same amount of time. how fast is the current?