A NYC street vendor spends $75 a day on supplies (napkins, mustard packets, etc.) It costs the vendor $0.50 to make a pretzel. The vendor sells each pretzel for s3.1 (a) What quantity would x represent? What quantity would y represent? 60 (b) Write an equation to represent the vendor's daily costs. How much would it cost the vendor to make 120 pretzels? Y- 75+ 0.5oへ 0.50 /ーBS 105こ5 (c) Write an equation to represent the vendor's daily income (l.e. revenue). How much would the vendor take in, if he sold 120 pretzels?

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Q: 18

A:

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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.