The school auditorium has 22 rows with 28 seats and 19 seats are empty. how many seats are filled?

On a architect's drawing of a house, 1 inche representa 1.5

For the equations below which statement is true ?

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.