Eddy's favorite on line store sells T-Shirts for $11 each. The store charges a $9 shipping and handling fee no matter how many shirts a customer orders. 1) What is an equation that best represents the total cost in dollars, of buying T-shirts from Eddy's favorite online store? 2) If Eddy purchases 8 shirts, how much would he pay?

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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.