A raffle is being held to benefit the local animal shelter.  They sell 513 tickets that do not win any prize, 13 tickets that win a free adoption (valued at $20), and one ticket that wins $146 worth of pet supplies and toys.  If they are selling the tickets for $5 each, how much should the shelter expect to earn for each ticket sold?

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Equations and Inequations

Equations and inequalities describe the relationship between two mathematical expressions.

Linear Functions

A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.