The weekly salary of a store manager includes a $30
bonus plus the number of hours the manager works
multiplied by the manager's earnings per hour. is this
situation defined by a linear function?

Asmall business produces and sells balls. the fixed costs are $20 and each ball costs $4.32 to produce. each ball sells for $8.32. write the equations for the total cost, c, and the revenue, r, then use the graphing method to determine how many balls must be sold to break even.