Ryan works at a music store and earns $100 per week plus $4 for each CD that he sells. Write an equation to determine Ryan’s total salary (S) for one week based on how many CDs (c) he sells. how many did ryan sell if he salary was 120

Find the values of y: 3y^3(y^2+ 2/3y)=0

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.

Richard save $32 in march he saved $48 in april and $38 in may then richard spent $113 on a keyboard how much money does richard have left