4/7 - -4/7
it’s confusing i calculated it but there’s no answer so i really need

Simplify -4z+2y-y+-18z a.-22z+y b.-14z+2 c.3y+22z d. y +14z

Sam is a waiter at a local restaurant where he earns wages of $5 per hour sam figures that he also eams about $3 in tips for each person he serves sam works 6 hours on a particular day. if n represents the number of people sam serves that day, which of the following functions could sam use to figure ehis total earings for the do o a. en) = 30 o b. en) = 5n+ 18

In the diagram, ab is tangent to c, ab = 4 inches, and ad = 2 inches. find the radius of the circle.