3/8 + 9x - 1/2 how do you simplify that

Which inequality has a dashed boundary line when graphed ?

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?

I'm a polygon i have no parallel lines i am formed 3 line segments i have one right angle two of my angles are angles what am i