During a basketball practice, mal attempted 40 free throws and was successful on 25% of them. how many successful free throws did she make?

Solve the equation by completing the square. x^2+2x=17

Find the solution of each of the following.

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.