Select the correct answer. Find the solution(s) for x in the equation below.
x(x - 1) = 42
OA. = -7; I = -6
OB
7; x = 6
OC.
7; x = -6
OD
1 = 6

Answer this 30 points and brainliest!

How can you tell when x and y are not directly proportional?

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