A policy statement of LIZCO, Inc., is shown below. Suppose a secretary had to pay an employment service $540 to get placed in a new job at LIZCO. Write a linear equation that tells the secretary the actual cost y of the employment service to her x months after being hired. See Example 5. Policy no. 23452- A new hire will be reimbursed by LIZCO for any employment service fees paid by the employee at the rate of $24 per month.

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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.