Find the solution of 5b-13=22 if the replacement set is {5,6,7,8,9}.

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.

The suare root of 9x plus 7 plus the square rot of 2x equall to 7

Linda loans her friend $250 with a 5% monthly intrest rate. how much was the whole loan?