Bare with me, fractions.
if f(x) = 3x and g(x) = 1/3x, which expression could be used to verify that g(x) is the inverse of f(x)?
a. 3x(x/3)
b. (1/3x)(3x)
c. 1/3(3x)
d. 1/3(1/3x)

Need solving this second acceleration problem.

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

Jake bakes and sell apple pies. he sells each pie for $5.75 . the materials to make the pies cost $40. the boxes jake puts the pies in cost & 12.50 total. how many pies does jake need to sell to earn a profit of $50