Each chef at "Sushi Emperor" restaurant prepares 15 regular sushi rolls and 20 vegetarian sushi rolls daily. On Tuesday, each customer ate 2 regular rolls and 3 vegetarian rolls. At the end of the day, 4 regular rolls and 1 vegetarian roll remained uneaten. How many chefs and how many customers were in "Sushi Emperor" on Tuesday? chefs and customers. There were

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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.