A self-serve car wash charges $5.81 to use its facilities, plus an additional $0.77 for each minute the customer is at the self-
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Answer:
Step-by-step explanation:
I hope you mean y = x² - 12 and not y = 2x - 12.
You switch the y and x variables:
x = y² - 12
And solve for y:
x + 12 = y²