Sheila buys two concert tickets from her friend she pays $90 for the two tickets she looks at the tickets and sees that each ticket has a face value of $52.50 how much of a markdown did her friend give sheila

What signals you that factoring by grouping is the best method to use when factoring a problem?

The ivring berlin learning center would like a possible net profit of $650,000 on its new resource manual it sells to schools. the fixed costs for producing the manual are $780,000 and the variable cost per package is $19.85. if the estimated unit sales are 1,250,000 units, what selling price unit should the ivring berlin learning center try?

Solve 17= -13 - 8x and show your work.