F(x)= 2(x-3)^2 reflected across the x-axis

Ineed to know the answer to this algebra question.

Heather is a cashier. she can ring up 1212 customers in 99 minutes. at this rate, how many minutes does it take her to ring up 44 customers?

Given the equation −4  = 12, solve for x and identify if it is an extraneous solution.