Select the non-linear function from the list of the following: Select one:

a.
x − 8y = 11

b.
8x + 11y = 7

c.
x 3 - xy = 7y 2

d.
11x + 7y = 8

5x−4≥12 or 12x+5≤−4 can you with this problem

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You buy a veido game for $60 and the sales tax is 8% what is the total cost for the game including the sales tax